--- /dev/null
+++ b/lib/postgis.sql
@@ -1,1 +1,7788 @@
-
+-- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+--
+-- $Id: postgis.sql.in.c 5385 2010-03-09 00:22:41Z pramsey $
+--
+-- PostGIS - Spatial Types for PostgreSQL
+-- http://postgis.refractions.net
+-- Copyright 2001-2003 Refractions Research Inc.
+--
+-- This is free software; you can redistribute and/or modify it under
+-- the terms of the GNU General Public Licence. See the COPYING file.
+--
+-- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+--
+-- WARNING: Any change in this file must be evaluated for compatibility.
+-- Changes cleanly handled by postgis_upgrade.sql are fine,
+-- other changes will require a bump in Major version.
+-- Currently only function replaceble by CREATE OR REPLACE
+-- are cleanly handled.
+--
+-- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+-- INSTALL VERSION: 1.5.1
+
+SET client_min_messages TO warning;
+
+BEGIN;
+
+-------------------------------------------------------------------
+-- SPHEROID TYPE
+-------------------------------------------------------------------
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_spheroid_in(cstring)
+ RETURNS spheroid
+ AS '$libdir/postgis-1.5','ellipsoid_in'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_spheroid_out(spheroid)
+ RETURNS cstring
+ AS '$libdir/postgis-1.5','ellipsoid_out'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION spheroid_in(cstring)
+ RETURNS spheroid
+ AS '$libdir/postgis-1.5','ellipsoid_in'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION spheroid_out(spheroid)
+ RETURNS cstring
+ AS '$libdir/postgis-1.5','ellipsoid_out'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE TYPE spheroid (
+ alignment = double,
+ internallength = 65,
+ input = spheroid_in,
+ output = spheroid_out
+);
+
+-------------------------------------------------------------------
+-- GEOMETRY TYPE (lwgeom)
+-------------------------------------------------------------------
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_geometry_in(cstring)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','LWGEOM_in'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_geometry_out(geometry)
+ RETURNS cstring
+ AS '$libdir/postgis-1.5','LWGEOM_out'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_geometry_analyze(internal)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_analyze'
+ LANGUAGE 'C' VOLATILE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_geometry_recv(internal)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','LWGEOM_recv'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_geometry_send(geometry)
+ RETURNS bytea
+ AS '$libdir/postgis-1.5','LWGEOM_send'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geometry_in(cstring)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','LWGEOM_in'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geometry_out(geometry)
+ RETURNS cstring
+ AS '$libdir/postgis-1.5','LWGEOM_out'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geometry_analyze(internal)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_analyze'
+ LANGUAGE 'C' VOLATILE STRICT;
+
+CREATE OR REPLACE FUNCTION geometry_recv(internal)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','LWGEOM_recv'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geometry_send(geometry)
+ RETURNS bytea
+ AS '$libdir/postgis-1.5','LWGEOM_send'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE TYPE geometry (
+ internallength = variable,
+ input = geometry_in,
+ output = geometry_out,
+ send = geometry_send,
+ receive = geometry_recv,
+ delimiter = ':',
+ analyze = geometry_analyze,
+ storage = main
+);
+
+-------------------------------------------
+-- Affine transforms
+-------------------------------------------
+
+-- Availability: 1.1.2
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION Affine(geometry,float8,float8,float8,float8,float8,float8,float8,float8,float8,float8,float8,float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_affine'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_Affine(geometry,float8,float8,float8,float8,float8,float8,float8,float8,float8,float8,float8,float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_affine'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.1.2
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION Affine(geometry,float8,float8,float8,float8,float8,float8)
+ RETURNS geometry
+ AS 'SELECT affine($1, $2, $3, 0, $4, $5, 0, 0, 0, 1, $6, $7, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_Affine(geometry,float8,float8,float8,float8,float8,float8)
+ RETURNS geometry
+ AS 'SELECT affine($1, $2, $3, 0, $4, $5, 0, 0, 0, 1, $6, $7, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.1.2
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION RotateZ(geometry,float8)
+ RETURNS geometry
+ AS 'SELECT affine($1, cos($2), -sin($2), 0, sin($2), cos($2), 0, 0, 0, 1, 0, 0, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_RotateZ(geometry,float8)
+ RETURNS geometry
+ AS 'SELECT affine($1, cos($2), -sin($2), 0, sin($2), cos($2), 0, 0, 0, 1, 0, 0, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.1.2
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION Rotate(geometry,float8)
+ RETURNS geometry
+ AS 'SELECT rotateZ($1, $2)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_Rotate(geometry,float8)
+ RETURNS geometry
+ AS 'SELECT rotateZ($1, $2)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.1.2
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION RotateX(geometry,float8)
+ RETURNS geometry
+ AS 'SELECT affine($1, 1, 0, 0, 0, cos($2), -sin($2), 0, sin($2), cos($2), 0, 0, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_RotateX(geometry,float8)
+ RETURNS geometry
+ AS 'SELECT affine($1, 1, 0, 0, 0, cos($2), -sin($2), 0, sin($2), cos($2), 0, 0, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.1.2
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION RotateY(geometry,float8)
+ RETURNS geometry
+ AS 'SELECT affine($1, cos($2), 0, sin($2), 0, 1, 0, -sin($2), 0, cos($2), 0, 0, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_RotateY(geometry,float8)
+ RETURNS geometry
+ AS 'SELECT affine($1, cos($2), 0, sin($2), 0, 1, 0, -sin($2), 0, cos($2), 0, 0, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION Translate(geometry,float8,float8,float8)
+ RETURNS geometry
+ AS 'SELECT affine($1, 1, 0, 0, 0, 1, 0, 0, 0, 1, $2, $3, $4)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_Translate(geometry,float8,float8,float8)
+ RETURNS geometry
+ AS 'SELECT affine($1, 1, 0, 0, 0, 1, 0, 0, 0, 1, $2, $3, $4)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION Translate(geometry,float8,float8)
+ RETURNS geometry
+ AS 'SELECT translate($1, $2, $3, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_Translate(geometry,float8,float8)
+ RETURNS geometry
+ AS 'SELECT translate($1, $2, $3, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.1.0
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION Scale(geometry,float8,float8,float8)
+ RETURNS geometry
+ AS 'SELECT affine($1, $2, 0, 0, 0, $3, 0, 0, 0, $4, 0, 0, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_Scale(geometry,float8,float8,float8)
+ RETURNS geometry
+ AS 'SELECT affine($1, $2, 0, 0, 0, $3, 0, 0, 0, $4, 0, 0, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.1.0
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION Scale(geometry,float8,float8)
+ RETURNS geometry
+ AS 'SELECT scale($1, $2, $3, 1)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_Scale(geometry,float8,float8)
+ RETURNS geometry
+ AS 'SELECT scale($1, $2, $3, 1)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.1.0
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION transscale(geometry,float8,float8,float8,float8)
+ RETURNS geometry
+ AS 'SELECT affine($1, $4, 0, 0, 0, $5, 0,
+ 0, 0, 1, $2 * $4, $3 * $5, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_transscale(geometry,float8,float8,float8,float8)
+ RETURNS geometry
+ AS 'SELECT affine($1, $4, 0, 0, 0, $5, 0,
+ 0, 0, 1, $2 * $4, $3 * $5, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.1.0
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION shift_longitude(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_longitude_shift'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_shift_longitude(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_longitude_shift'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-------------------------------------------------------------------
+-- BOX3D TYPE
+-------------------------------------------------------------------
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_box3d_in(cstring)
+ RETURNS box3d
+ AS '$libdir/postgis-1.5', 'BOX3D_in'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_box3d_out(box3d)
+ RETURNS cstring
+ AS '$libdir/postgis-1.5', 'BOX3D_out'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION box3d_in(cstring)
+ RETURNS box3d
+ AS '$libdir/postgis-1.5', 'BOX3D_in'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION box3d_out(box3d)
+ RETURNS cstring
+ AS '$libdir/postgis-1.5', 'BOX3D_out'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE TYPE box3d (
+ alignment = double,
+ internallength = 48,
+ input = box3d_in,
+ output = box3d_out
+);
+
+-- Temporary box3d aggregate type to retain full double precision
+-- for ST_Extent(). Should be removed when we change the output
+-- type of ST_Extent() to return something other than BOX2DFLOAT4.
+CREATE OR REPLACE FUNCTION box3d_extent_in(cstring)
+ RETURNS box3d_extent
+ AS '$libdir/postgis-1.5', 'BOX3D_in'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION box3d_extent_out(box3d_extent)
+ RETURNS cstring
+ AS '$libdir/postgis-1.5', 'BOX3D_extent_out'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE TYPE box3d_extent (
+ alignment = double,
+ internallength = 48,
+ input = box3d_extent_in,
+ output = box3d_extent_out
+);
+
+-- Availability: 1.4.0
+CREATE OR REPLACE FUNCTION box3d_extent(box3d_extent)
+ RETURNS box3d
+ AS '$libdir/postgis-1.5', 'BOX3D_extent_to_BOX3D'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION box2d(box3d_extent)
+ RETURNS box2d
+ AS '$libdir/postgis-1.5', 'BOX3D_to_BOX2DFLOAT4'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geometry(box3d_extent)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','BOX3D_to_LWGEOM'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- End of temporary hack
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION xmin(box3d)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5','BOX3D_xmin'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_XMin(box3d)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5','BOX3D_xmin'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION ymin(box3d)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5','BOX3D_ymin'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_YMin(box3d)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5','BOX3D_ymin'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION zmin(box3d)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5','BOX3D_zmin'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_ZMin(box3d)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5','BOX3D_zmin'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION xmax(box3d)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5','BOX3D_xmax'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_XMax(box3d)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5','BOX3D_xmax'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION ymax(box3d)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5','BOX3D_ymax'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_YMax(box3d)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5','BOX3D_ymax'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION zmax(box3d)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5','BOX3D_zmax'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_ZMax(box3d)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5','BOX3D_zmax'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-------------------------------------------------------------------
+-- CHIP TYPE
+-------------------------------------------------------------------
+
+CREATE OR REPLACE FUNCTION chip_in(cstring)
+ RETURNS chip
+ AS '$libdir/postgis-1.5','CHIP_in'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION chip_out(chip)
+ RETURNS cstring
+ AS '$libdir/postgis-1.5','CHIP_out'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION ST_chip_in(cstring)
+ RETURNS chip
+ AS '$libdir/postgis-1.5','CHIP_in'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION ST_chip_out(chip)
+ RETURNS cstring
+ AS '$libdir/postgis-1.5','CHIP_out'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE TYPE chip (
+ alignment = double,
+ internallength = variable,
+ input = chip_in,
+ output = chip_out,
+ storage = extended
+);
+
+-----------------------------------------------------------------------
+-- BOX2D
+-----------------------------------------------------------------------
+
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_box2d_in(cstring)
+ RETURNS box2d
+ AS '$libdir/postgis-1.5','BOX2DFLOAT4_in'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_box2d_out(box2d)
+ RETURNS cstring
+ AS '$libdir/postgis-1.5','BOX2DFLOAT4_out'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION box2d_in(cstring)
+ RETURNS box2d
+ AS '$libdir/postgis-1.5','BOX2DFLOAT4_in'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION box2d_out(box2d)
+ RETURNS cstring
+ AS '$libdir/postgis-1.5','BOX2DFLOAT4_out'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE TYPE box2d (
+ internallength = 16,
+ input = box2d_in,
+ output = box2d_out,
+ storage = plain
+);
+
+
+-------------------------------------------------------------------
+-- BTREE indexes
+-------------------------------------------------------------------
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_geometry_lt(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'lwgeom_lt'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_geometry_le(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'lwgeom_le'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_geometry_gt(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'lwgeom_gt'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_geometry_ge(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'lwgeom_ge'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_geometry_eq(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'lwgeom_eq'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_geometry_cmp(geometry, geometry)
+ RETURNS integer
+ AS '$libdir/postgis-1.5', 'lwgeom_cmp'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geometry_lt(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'lwgeom_lt'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geometry_le(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'lwgeom_le'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geometry_gt(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'lwgeom_gt'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geometry_ge(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'lwgeom_ge'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geometry_eq(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'lwgeom_eq'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geometry_cmp(geometry, geometry)
+ RETURNS integer
+ AS '$libdir/postgis-1.5', 'lwgeom_cmp'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+--
+-- Sorting operators for Btree
+--
+
+CREATE OPERATOR < (
+ LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_lt,
+ COMMUTATOR = '>', NEGATOR = '>=',
+ RESTRICT = contsel, JOIN = contjoinsel
+);
+
+CREATE OPERATOR <= (
+ LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_le,
+ COMMUTATOR = '>=', NEGATOR = '>',
+ RESTRICT = contsel, JOIN = contjoinsel
+);
+
+CREATE OPERATOR = (
+ LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_eq,
+ COMMUTATOR = '=', -- we might implement a faster negator here
+ RESTRICT = contsel, JOIN = contjoinsel
+);
+
+CREATE OPERATOR >= (
+ LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_ge,
+ COMMUTATOR = '<=', NEGATOR = '<',
+ RESTRICT = contsel, JOIN = contjoinsel
+);
+CREATE OPERATOR > (
+ LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_gt,
+ COMMUTATOR = '<', NEGATOR = '<=',
+ RESTRICT = contsel, JOIN = contjoinsel
+);
+
+
+CREATE OPERATOR CLASS btree_geometry_ops
+ DEFAULT FOR TYPE geometry USING btree AS
+ OPERATOR 1 < ,
+ OPERATOR 2 <= ,
+ OPERATOR 3 = ,
+ OPERATOR 4 >= ,
+ OPERATOR 5 > ,
+ FUNCTION 1 geometry_cmp (geometry, geometry);
+
+
+
+-------------------------------------------------------------------
+-- GiST indexes
+-------------------------------------------------------------------
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION postgis_gist_sel (internal, oid, internal, int4)
+ RETURNS float8
+ AS '$libdir/postgis-1.5', 'LWGEOM_gist_sel'
+ LANGUAGE 'C';
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION postgis_gist_joinsel(internal, oid, internal, smallint)
+ RETURNS float8
+ AS '$libdir/postgis-1.5', 'LWGEOM_gist_joinsel'
+ LANGUAGE 'C';
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_postgis_gist_sel (internal, oid, internal, int4)
+ RETURNS float8
+ AS '$libdir/postgis-1.5', 'LWGEOM_gist_sel'
+ LANGUAGE 'C';
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_postgis_gist_joinsel(internal, oid, internal, smallint)
+ RETURNS float8
+ AS '$libdir/postgis-1.5', 'LWGEOM_gist_joinsel'
+ LANGUAGE 'C';
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_geometry_overleft(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_overleft'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_geometry_overright(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_overright'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_geometry_overabove(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_overabove'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_geometry_overbelow(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_overbelow'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_geometry_left(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_left'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_geometry_right(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_right'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_geometry_above(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_above'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_geometry_below(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_below'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_geometry_contain(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_contain'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_geometry_contained(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_contained'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_geometry_overlap(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_overlap'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_geometry_same(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_samebox'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION geometry_same(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_samebox'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geometry_gist_sel (internal, oid, internal, int4)
+ RETURNS float8
+ AS '$libdir/postgis-1.5', 'LWGEOM_gist_sel'
+ LANGUAGE 'C';
+
+CREATE OR REPLACE FUNCTION geometry_gist_joinsel(internal, oid, internal, smallint)
+ RETURNS float8
+ AS '$libdir/postgis-1.5', 'LWGEOM_gist_joinsel'
+ LANGUAGE 'C';
+
+CREATE OR REPLACE FUNCTION geometry_overleft(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_overleft'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geometry_overright(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_overright'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geometry_overabove(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_overabove'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geometry_overbelow(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_overbelow'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geometry_left(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_left'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geometry_right(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_right'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geometry_above(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_above'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geometry_below(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_below'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geometry_contain(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_contain'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geometry_contained(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_contained'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geometry_overlap(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_overlap'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geometry_samebox(geometry, geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_samebox'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OPERATOR << (
+ LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_left,
+ COMMUTATOR = '>>',
+ RESTRICT = positionsel, JOIN = positionjoinsel
+);
+
+CREATE OPERATOR &< (
+ LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_overleft,
+ COMMUTATOR = '&>',
+ RESTRICT = positionsel, JOIN = positionjoinsel
+);
+
+CREATE OPERATOR <<| (
+ LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_below,
+ COMMUTATOR = '|>>',
+ RESTRICT = positionsel, JOIN = positionjoinsel
+);
+
+CREATE OPERATOR &<| (
+ LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_overbelow,
+ COMMUTATOR = '|&>',
+ RESTRICT = positionsel, JOIN = positionjoinsel
+);
+
+CREATE OPERATOR && (
+ LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_overlap,
+ COMMUTATOR = '&&',
+ RESTRICT = geometry_gist_sel, JOIN = geometry_gist_joinsel
+);
+
+CREATE OPERATOR &> (
+ LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_overright,
+ COMMUTATOR = '&<',
+ RESTRICT = positionsel, JOIN = positionjoinsel
+);
+
+CREATE OPERATOR >> (
+ LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_right,
+ COMMUTATOR = '<<',
+ RESTRICT = positionsel, JOIN = positionjoinsel
+);
+
+CREATE OPERATOR |&> (
+ LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_overabove,
+ COMMUTATOR = '&<|',
+ RESTRICT = positionsel, JOIN = positionjoinsel
+);
+
+CREATE OPERATOR |>> (
+ LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_above,
+ COMMUTATOR = '<<|',
+ RESTRICT = positionsel, JOIN = positionjoinsel
+);
+
+CREATE OPERATOR ~= (
+ LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_samebox,
+ COMMUTATOR = '~=',
+ RESTRICT = eqsel, JOIN = eqjoinsel
+);
+
+CREATE OPERATOR @ (
+ LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_contained,
+ COMMUTATOR = '~',
+ RESTRICT = contsel, JOIN = contjoinsel
+);
+
+CREATE OPERATOR ~ (
+ LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_contain,
+ COMMUTATOR = '@',
+ RESTRICT = contsel, JOIN = contjoinsel
+);
+
+-- gist support functions
+
+CREATE OR REPLACE FUNCTION LWGEOM_gist_consistent(internal,geometry,int4)
+ RETURNS bool
+ AS '$libdir/postgis-1.5' ,'LWGEOM_gist_consistent'
+ LANGUAGE 'C';
+
+CREATE OR REPLACE FUNCTION LWGEOM_gist_compress(internal)
+ RETURNS internal
+ AS '$libdir/postgis-1.5','LWGEOM_gist_compress'
+ LANGUAGE 'C';
+
+CREATE OR REPLACE FUNCTION LWGEOM_gist_penalty(internal,internal,internal)
+ RETURNS internal
+ AS '$libdir/postgis-1.5' ,'LWGEOM_gist_penalty'
+ LANGUAGE 'C';
+
+CREATE OR REPLACE FUNCTION LWGEOM_gist_picksplit(internal, internal)
+ RETURNS internal
+ AS '$libdir/postgis-1.5' ,'LWGEOM_gist_picksplit'
+ LANGUAGE 'C';
+
+CREATE OR REPLACE FUNCTION LWGEOM_gist_union(bytea, internal)
+ RETURNS internal
+ AS '$libdir/postgis-1.5' ,'LWGEOM_gist_union'
+ LANGUAGE 'C';
+
+CREATE OR REPLACE FUNCTION LWGEOM_gist_same(box2d, box2d, internal)
+ RETURNS internal
+ AS '$libdir/postgis-1.5' ,'LWGEOM_gist_same'
+ LANGUAGE 'C';
+
+CREATE OR REPLACE FUNCTION LWGEOM_gist_decompress(internal)
+ RETURNS internal
+ AS '$libdir/postgis-1.5' ,'LWGEOM_gist_decompress'
+ LANGUAGE 'C';
+
+-------------------------------------------
+-- GIST opclass index binding entries.
+-------------------------------------------
+--
+-- Create opclass index bindings for PG>=73
+--
+
+CREATE OPERATOR CLASS gist_geometry_ops
+ DEFAULT FOR TYPE geometry USING gist AS
+ STORAGE box2d,
+ OPERATOR 1 << ,
+ OPERATOR 2 &< ,
+ OPERATOR 3 && ,
+ OPERATOR 4 &> ,
+ OPERATOR 5 >> ,
+ OPERATOR 6 ~= ,
+ OPERATOR 7 ~ ,
+ OPERATOR 8 @ ,
+ OPERATOR 9 &<| ,
+ OPERATOR 10 <<| ,
+ OPERATOR 11 |>> ,
+ OPERATOR 12 |&> ,
+ FUNCTION 1 LWGEOM_gist_consistent (internal, geometry, int4),
+ FUNCTION 2 LWGEOM_gist_union (bytea, internal),
+ FUNCTION 3 LWGEOM_gist_compress (internal),
+ FUNCTION 4 LWGEOM_gist_decompress (internal),
+ FUNCTION 5 LWGEOM_gist_penalty (internal, internal, internal),
+ FUNCTION 6 LWGEOM_gist_picksplit (internal, internal),
+ FUNCTION 7 LWGEOM_gist_same (box2d, box2d, internal);
+
+-------------------------------------------
+-- other lwgeom functions
+-------------------------------------------
+
+CREATE OR REPLACE FUNCTION addbbox(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','LWGEOM_addBBOX'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION postgis_addbbox(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','LWGEOM_addBBOX'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION dropbbox(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','LWGEOM_dropBBOX'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION postgis_dropbbox(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','LWGEOM_dropBBOX'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION getsrid(geometry)
+ RETURNS int4
+ AS '$libdir/postgis-1.5','LWGEOM_getSRID'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION getbbox(geometry)
+ RETURNS box2d
+ AS '$libdir/postgis-1.5','LWGEOM_to_BOX2DFLOAT4'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION postgis_getbbox(geometry)
+ RETURNS box2d
+ AS '$libdir/postgis-1.5','LWGEOM_to_BOX2DFLOAT4'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION hasbbox(geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_hasBBOX'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION postgis_hasbbox(geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_hasBBOX'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-------------------------------------------
+--- CHIP functions
+-------------------------------------------
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION srid(chip)
+ RETURNS int4
+ AS '$libdir/postgis-1.5','CHIP_getSRID'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_srid(chip)
+ RETURNS int4
+ AS '$libdir/postgis-1.5','CHIP_getSRID'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION height(chip)
+ RETURNS int4
+ AS '$libdir/postgis-1.5','CHIP_getHeight'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_height(chip)
+ RETURNS int4
+ AS '$libdir/postgis-1.5','CHIP_getHeight'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION factor(chip)
+ RETURNS FLOAT4
+ AS '$libdir/postgis-1.5','CHIP_getFactor'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_factor(chip)
+ RETURNS FLOAT4
+ AS '$libdir/postgis-1.5','CHIP_getFactor'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION width(chip)
+ RETURNS int4
+ AS '$libdir/postgis-1.5','CHIP_getWidth'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_width(chip)
+ RETURNS int4
+ AS '$libdir/postgis-1.5','CHIP_getWidth'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION datatype(chip)
+ RETURNS int4
+ AS '$libdir/postgis-1.5','CHIP_getDatatype'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_datatype(chip)
+ RETURNS int4
+ AS '$libdir/postgis-1.5','CHIP_getDatatype'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION compression(chip)
+ RETURNS int4
+ AS '$libdir/postgis-1.5','CHIP_getCompression'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_compression(chip)
+ RETURNS int4
+ AS '$libdir/postgis-1.5','CHIP_getCompression'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION setSRID(chip,int4)
+ RETURNS chip
+ AS '$libdir/postgis-1.5','CHIP_setSRID'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION setFactor(chip,float4)
+ RETURNS chip
+ AS '$libdir/postgis-1.5','CHIP_setFactor'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_setFactor(chip,float4)
+ RETURNS chip
+ AS '$libdir/postgis-1.5','CHIP_setFactor'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+------------------------------------------------------------------------
+-- DEBUG
+------------------------------------------------------------------------
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION mem_size(geometry)
+ RETURNS int4
+ AS '$libdir/postgis-1.5', 'LWGEOM_mem_size'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_mem_size(geometry)
+ RETURNS int4
+ AS '$libdir/postgis-1.5', 'LWGEOM_mem_size'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION summary(geometry)
+ RETURNS text
+ AS '$libdir/postgis-1.5', 'LWGEOM_summary'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_summary(geometry)
+ RETURNS text
+ AS '$libdir/postgis-1.5', 'LWGEOM_summary'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION npoints(geometry)
+ RETURNS int4
+ AS '$libdir/postgis-1.5', 'LWGEOM_npoints'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_npoints(geometry)
+ RETURNS int4
+ AS '$libdir/postgis-1.5', 'LWGEOM_npoints'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION nrings(geometry)
+ RETURNS int4
+ AS '$libdir/postgis-1.5', 'LWGEOM_nrings'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_nrings(geometry)
+ RETURNS int4
+ AS '$libdir/postgis-1.5', 'LWGEOM_nrings'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+------------------------------------------------------------------------
+-- Misures
+------------------------------------------------------------------------
+
+-- this is a fake (for back-compatibility)
+-- uses 3d if 3d is available, 2d otherwise
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION length3d(geometry)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5', 'LWGEOM_length_linestring'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_length3d(geometry)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5', 'LWGEOM_length_linestring'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION length2d(geometry)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5', 'LWGEOM_length2d_linestring'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_length2d(geometry)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5', 'LWGEOM_length2d_linestring'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION length(geometry)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5', 'LWGEOM_length_linestring'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: length2d(geometry)
+CREATE OR REPLACE FUNCTION ST_Length(geometry)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5', 'LWGEOM_length2d_linestring'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- this is a fake (for back-compatibility)
+-- uses 3d if 3d is available, 2d otherwise
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION length3d_spheroid(geometry, spheroid)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5','LWGEOM_length_ellipsoid_linestring'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_length3d_spheroid(geometry, spheroid)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5','LWGEOM_length_ellipsoid_linestring'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION length_spheroid(geometry, spheroid)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5','LWGEOM_length_ellipsoid_linestring'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_length_spheroid(geometry, spheroid)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5','LWGEOM_length_ellipsoid_linestring'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION length2d_spheroid(geometry, spheroid)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5','LWGEOM_length2d_ellipsoid'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_length2d_spheroid(geometry, spheroid)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5','LWGEOM_length2d_ellipsoid'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- this is a fake (for back-compatibility)
+-- uses 3d if 3d is available, 2d otherwise
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION perimeter3d(geometry)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5', 'LWGEOM_perimeter_poly'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_perimeter3d(geometry)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5', 'LWGEOM_perimeter_poly'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION perimeter2d(geometry)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5', 'LWGEOM_perimeter2d_poly'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_perimeter2d(geometry)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5', 'LWGEOM_perimeter2d_poly'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION perimeter(geometry)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5', 'LWGEOM_perimeter_poly'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: perimeter2d(geometry)
+CREATE OR REPLACE FUNCTION ST_Perimeter(geometry)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5', 'LWGEOM_perimeter2d_poly'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- this is an alias for 'area(geometry)'
+-- there is nothing such an 'area3d'...
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION area2d(geometry)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5', 'LWGEOM_area_polygon'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+-- Deprecation in 1.3.4
+CREATE OR REPLACE FUNCTION ST_area2d(geometry)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5', 'LWGEOM_area_polygon'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION area(geometry)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5','LWGEOM_area_polygon'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: area(geometry)
+CREATE OR REPLACE FUNCTION ST_Area(geometry)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5','LWGEOM_area_polygon'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION distance_spheroid(geometry,geometry,spheroid)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5','LWGEOM_distance_ellipsoid'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_distance_spheroid(geometry,geometry,spheroid)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5','LWGEOM_distance_ellipsoid'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION distance_sphere(geometry,geometry)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5','LWGEOM_distance_sphere'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_distance_sphere(geometry,geometry)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5','LWGEOM_distance_sphere'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Minimum distance. 2d only.
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION distance(geometry,geometry)
+ RETURNS float8
+ AS '$libdir/postgis-1.5', 'LWGEOM_mindistance2d'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- PostGIS equivalent function: distance(geometry,geometry)
+CREATE OR REPLACE FUNCTION ST_Distance(geometry,geometry)
+ RETURNS float8
+ AS '$libdir/postgis-1.5', 'LWGEOM_mindistance2d'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION point_inside_circle(geometry,float8,float8,float8)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_inside_circle_point'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_point_inside_circle(geometry,float8,float8,float8)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_inside_circle_point'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION azimuth(geometry,geometry)
+ RETURNS float8
+ AS '$libdir/postgis-1.5', 'LWGEOM_azimuth'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_azimuth(geometry,geometry)
+ RETURNS float8
+ AS '$libdir/postgis-1.5', 'LWGEOM_azimuth'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+------------------------------------------------------------------------
+-- MISC
+------------------------------------------------------------------------
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION force_2d(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_force_2d'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_force_2d(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_force_2d'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION force_3dz(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_force_3dz'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_force_3dz(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_force_3dz'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- an alias for force_3dz
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION force_3d(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_force_3dz'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_force_3d(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_force_3dz'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION force_3dm(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_force_3dm'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_force_3dm(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_force_3dm'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION force_4d(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_force_4d'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_force_4d(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_force_4d'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION force_collection(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_force_collection'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_force_collection(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_force_collection'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION ST_CollectionExtract(geometry, integer)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'ST_CollectionExtract'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION multi(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_force_multi'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_multi(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_force_multi'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION expand(box3d,float8)
+ RETURNS box3d
+ AS '$libdir/postgis-1.5', 'BOX3D_expand'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_Expand(box3d,float8)
+ RETURNS box3d
+ AS '$libdir/postgis-1.5', 'BOX3D_expand'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION expand(box2d,float8)
+ RETURNS box2d
+ AS '$libdir/postgis-1.5', 'BOX2DFLOAT4_expand'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_expand(box2d,float8)
+ RETURNS box2d
+ AS '$libdir/postgis-1.5', 'BOX2DFLOAT4_expand'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION expand(geometry,float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_expand'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_expand(geometry,float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_expand'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION envelope(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_envelope'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: envelope(geometry)
+CREATE OR REPLACE FUNCTION ST_Envelope(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_envelope'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION reverse(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_reverse'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_Reverse(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_reverse'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION ForceRHR(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_forceRHR_poly'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_ForceRHR(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_forceRHR_poly'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION noop(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_noop'
+ LANGUAGE 'C' VOLATILE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION postgis_noop(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_noop'
+ LANGUAGE 'C' VOLATILE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION zmflag(geometry)
+ RETURNS smallint
+ AS '$libdir/postgis-1.5', 'LWGEOM_zmflag'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION ST_zmflag(geometry)
+ RETURNS smallint
+ AS '$libdir/postgis-1.5', 'LWGEOM_zmflag'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION ndims(geometry)
+ RETURNS smallint
+ AS '$libdir/postgis-1.5', 'LWGEOM_ndims'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_NDims(geometry)
+ RETURNS smallint
+ AS '$libdir/postgis-1.5', 'LWGEOM_ndims'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION AsEWKT(geometry)
+ RETURNS TEXT
+ AS '$libdir/postgis-1.5','LWGEOM_asEWKT'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_AsEWKT(geometry)
+ RETURNS TEXT
+ AS '$libdir/postgis-1.5','LWGEOM_asEWKT'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION AsEWKB(geometry)
+ RETURNS BYTEA
+ AS '$libdir/postgis-1.5','WKBFromLWGEOM'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_AsEWKB(geometry)
+ RETURNS BYTEA
+ AS '$libdir/postgis-1.5','WKBFromLWGEOM'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION AsHEXEWKB(geometry)
+ RETURNS TEXT
+ AS '$libdir/postgis-1.5','LWGEOM_asHEXEWKB'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_AsHEXEWKB(geometry)
+ RETURNS TEXT
+ AS '$libdir/postgis-1.5','LWGEOM_asHEXEWKB'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION AsHEXEWKB(geometry, text)
+ RETURNS TEXT
+ AS '$libdir/postgis-1.5','LWGEOM_asHEXEWKB'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_AsHEXEWKB(geometry, text)
+ RETURNS TEXT
+ AS '$libdir/postgis-1.5','LWGEOM_asHEXEWKB'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION AsEWKB(geometry,text)
+ RETURNS bytea
+ AS '$libdir/postgis-1.5','WKBFromLWGEOM'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_AsEWKB(geometry,text)
+ RETURNS bytea
+ AS '$libdir/postgis-1.5','WKBFromLWGEOM'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION GeomFromEWKB(bytea)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','LWGEOMFromWKB'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_GeomFromEWKB(bytea)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','LWGEOMFromWKB'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION GeomFromEWKT(text)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','parse_WKT_lwgeom'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_GeomFromEWKT(text)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','parse_WKT_lwgeom'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION postgis_cache_bbox()
+ RETURNS trigger
+ AS '$libdir/postgis-1.5', 'cache_bbox'
+ LANGUAGE 'C';
+
+------------------------------------------------------------------------
+-- CONSTRUCTORS
+------------------------------------------------------------------------
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MakePoint(float8, float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_makepoint'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_MakePoint(float8, float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_makepoint'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MakePoint(float8, float8, float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_makepoint'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_MakePoint(float8, float8, float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_makepoint'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MakePoint(float8, float8, float8, float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_makepoint'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_MakePoint(float8, float8, float8, float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_makepoint'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MakePointM(float8, float8, float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_makepoint3dm'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.3.4
+CREATE OR REPLACE FUNCTION ST_MakePointM(float8, float8, float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_makepoint3dm'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MakeBox2d(geometry, geometry)
+ RETURNS box2d
+ AS '$libdir/postgis-1.5', 'BOX2DFLOAT4_construct'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_MakeBox2d(geometry, geometry)
+ RETURNS box2d
+ AS '$libdir/postgis-1.5', 'BOX2DFLOAT4_construct'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MakeBox3d(geometry, geometry)
+ RETURNS box3d
+ AS '$libdir/postgis-1.5', 'BOX3D_construct'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_MakeBox3d(geometry, geometry)
+ RETURNS box3d
+ AS '$libdir/postgis-1.5', 'BOX3D_construct'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION makeline_garray (geometry[])
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_makeline_garray'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_MakeLine_GArray (geometry[])
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_makeline_garray'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.4.0
+CREATE OR REPLACE FUNCTION ST_MakeLine (geometry[])
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_makeline_garray'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION LineFromMultiPoint(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_line_from_mpoint'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_LineFromMultiPoint(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_line_from_mpoint'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MakeLine(geometry, geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_makeline'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_MakeLine(geometry, geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_makeline'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION AddPoint(geometry, geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_addpoint'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_AddPoint(geometry, geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_addpoint'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION AddPoint(geometry, geometry, integer)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_addpoint'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_AddPoint(geometry, geometry, integer)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_addpoint'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION RemovePoint(geometry, integer)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_removepoint'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_RemovePoint(geometry, integer)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_removepoint'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION SetPoint(geometry, integer, geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_setpoint_linestring'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_SetPoint(geometry, integer, geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_setpoint_linestring'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION ST_MakeEnvelope(float8, float8, float8, float8, integer)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'ST_MakeEnvelope'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MakePolygon(geometry, geometry[])
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_makepoly'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_MakePolygon(geometry, geometry[])
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_makepoly'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MakePolygon(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_makepoly'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_MakePolygon(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_makepoly'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION BuildArea(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_buildarea'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_BuildArea(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_buildarea'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION Polygonize_GArray (geometry[])
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'polygonize_garray'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION ST_Polygonize_GArray (geometry[])
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'polygonize_garray'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Availability: 1.4.0
+CREATE OR REPLACE FUNCTION ST_Polygonize (geometry[])
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'polygonize_garray'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION LineMerge(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'linemerge'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_LineMerge(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'linemerge'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+
+CREATE TYPE geometry_dump AS (path integer[], geom geometry);
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION Dump(geometry)
+ RETURNS SETOF geometry_dump
+ AS '$libdir/postgis-1.5', 'LWGEOM_dump'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_Dump(geometry)
+ RETURNS SETOF geometry_dump
+ AS '$libdir/postgis-1.5', 'LWGEOM_dump'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION DumpRings(geometry)
+ RETURNS SETOF geometry_dump
+ AS '$libdir/postgis-1.5', 'LWGEOM_dump_rings'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_DumpRings(geometry)
+ RETURNS SETOF geometry_dump
+ AS '$libdir/postgis-1.5', 'LWGEOM_dump_rings'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-----------------------------------------------------------------------
+-- _ST_DumpPoints()
+-----------------------------------------------------------------------
+-- A helper function for ST_DumpPoints(geom)
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION _ST_DumpPoints(the_geom geometry, cur_path integer[]) RETURNS SETOF geometry_dump AS $$
+DECLARE
+ tmp geometry_dump;
+ tmp2 geometry_dump;
+ nb_points integer;
+ nb_geom integer;
+ i integer;
+ j integer;
+ g geometry;
+
+BEGIN
+
+ RAISE DEBUG '%,%', cur_path, ST_GeometryType(the_geom);
+
+ -- Special case (MULTI* OR GEOMETRYCOLLECTION) : iterate and return the DumpPoints of the geometries
+ SELECT ST_NumGeometries(the_geom) INTO nb_geom;
+
+ IF (nb_geom IS NOT NULL) THEN
+
+ i = 1;
+ FOR tmp2 IN SELECT (ST_Dump(the_geom)).* LOOP
+
+ FOR tmp IN SELECT * FROM _ST_DumpPoints(tmp2.geom, cur_path || tmp2.path) LOOP
+ RETURN NEXT tmp;
+ END LOOP;
+ i = i + 1;
+
+ END LOOP;
+
+ RETURN;
+ END IF;
+
+
+ -- Special case (POLYGON) : return the points of the rings of a polygon
+ IF (ST_GeometryType(the_geom) = 'ST_Polygon') THEN
+
+ FOR tmp IN SELECT * FROM _ST_DumpPoints(ST_ExteriorRing(the_geom), cur_path || ARRAY[1]) LOOP
+ RETURN NEXT tmp;
+ END LOOP;
+
+ j := ST_NumInteriorRings(the_geom);
+ FOR i IN 1..j LOOP
+ FOR tmp IN SELECT * FROM _ST_DumpPoints(ST_InteriorRingN(the_geom, i), cur_path || ARRAY[i+1]) LOOP
+ RETURN NEXT tmp;
+ END LOOP;
+ END LOOP;
+
+ RETURN;
+ END IF;
+
+
+ -- Special case (POINT) : return the point
+ IF (ST_GeometryType(the_geom) = 'ST_Point') THEN
+
+ tmp.path = cur_path || ARRAY[1];
+ tmp.geom = the_geom;
+
+ RETURN NEXT tmp;
+ RETURN;
+
+ END IF;
+
+
+ -- Use ST_NumPoints rather than ST_NPoints to have a NULL value if the_geom isn't
+ -- a LINESTRING or CIRCULARSTRING.
+ SELECT ST_NumPoints(the_geom) INTO nb_points;
+
+ -- This should never happen
+ IF (nb_points IS NULL) THEN
+ RAISE EXCEPTION 'Unexpected error while dumping geometry %', ST_AsText(the_geom);
+ END IF;
+
+ FOR i IN 1..nb_points LOOP
+ tmp.path = cur_path || ARRAY[i];
+ tmp.geom := ST_PointN(the_geom, i);
+ RETURN NEXT tmp;
+ END LOOP;
+
+END
+$$ LANGUAGE plpgsql;
+
+-----------------------------------------------------------------------
+-- ST_DumpPoints()
+-----------------------------------------------------------------------
+-- This function mimicks that of ST_Dump for collections, but this function
+-- that returns a path and all the points that make up a particular geometry.
+-- This current implementation in plpgsql does not scale very well at all.
+-- and should be ported to C at some point.
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION ST_DumpPoints(geometry) RETURNS SETOF geometry_dump AS $$
+ SELECT * FROM _ST_DumpPoints($1, NULL);
+$$ LANGUAGE SQL;
+
+
+------------------------------------------------------------------------
+
+--
+-- Aggregate functions
+--
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION combine_bbox(box2d,geometry)
+ RETURNS box2d
+ AS '$libdir/postgis-1.5', 'BOX2DFLOAT4_combine'
+ LANGUAGE 'C' IMMUTABLE;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_Combine_BBox(box2d,geometry)
+ RETURNS box2d
+ AS '$libdir/postgis-1.5', 'BOX2DFLOAT4_combine'
+ LANGUAGE 'C' IMMUTABLE;
+
+-- Temporary hack function
+CREATE OR REPLACE FUNCTION combine_bbox(box3d_extent,geometry)
+ RETURNS box3d_extent
+ AS '$libdir/postgis-1.5', 'BOX3D_combine'
+ LANGUAGE 'C' IMMUTABLE;
+
+-- Temporary hack function
+CREATE OR REPLACE FUNCTION ST_Combine_BBox(box3d_extent,geometry)
+ RETURNS box3d_extent
+ AS '$libdir/postgis-1.5', 'BOX3D_combine'
+ LANGUAGE 'C' IMMUTABLE;
+
+-- Deprecation in 1.2.3
+CREATE AGGREGATE Extent(
+ sfunc = ST_combine_bbox,
+ basetype = geometry,
+ stype = box3d_extent
+ );
+
+-- Availability: 1.2.2
+CREATE AGGREGATE ST_Extent(
+ sfunc = ST_combine_bbox,
+ basetype = geometry,
+ stype = box3d_extent
+ );
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION combine_bbox(box3d,geometry)
+ RETURNS box3d
+ AS '$libdir/postgis-1.5', 'BOX3D_combine'
+ LANGUAGE 'C' IMMUTABLE;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_Combine_BBox(box3d,geometry)
+ RETURNS box3d
+ AS '$libdir/postgis-1.5', 'BOX3D_combine'
+ LANGUAGE 'C' IMMUTABLE;
+
+-- Deprecation in 1.2.3
+CREATE AGGREGATE Extent3d(
+ sfunc = combine_bbox,
+ basetype = geometry,
+ stype = box3d
+ );
+
+-- Availability: 1.2.2
+CREATE AGGREGATE ST_Extent3d(
+ sfunc = ST_combine_bbox,
+ basetype = geometry,
+ stype = box3d
+ );
+
+-----------------------------------------------------------------------
+-- ESTIMATED_EXTENT( <schema name>, <table name>, <column name> )
+-----------------------------------------------------------------------
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION estimated_extent(text,text,text) RETURNS box2d AS
+ '$libdir/postgis-1.5', 'LWGEOM_estimated_extent'
+ LANGUAGE 'C' IMMUTABLE STRICT SECURITY DEFINER;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_estimated_extent(text,text,text) RETURNS box2d AS
+ '$libdir/postgis-1.5', 'LWGEOM_estimated_extent'
+ LANGUAGE 'C' IMMUTABLE STRICT SECURITY DEFINER;
+
+-----------------------------------------------------------------------
+-- ESTIMATED_EXTENT( <table name>, <column name> )
+-----------------------------------------------------------------------
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION estimated_extent(text,text) RETURNS box2d AS
+ '$libdir/postgis-1.5', 'LWGEOM_estimated_extent'
+ LANGUAGE 'C' IMMUTABLE STRICT SECURITY DEFINER;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_estimated_extent(text,text) RETURNS box2d AS
+ '$libdir/postgis-1.5', 'LWGEOM_estimated_extent'
+ LANGUAGE 'C' IMMUTABLE STRICT SECURITY DEFINER;
+
+-----------------------------------------------------------------------
+-- FIND_EXTENT( <schema name>, <table name>, <column name> )
+-----------------------------------------------------------------------
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION find_extent(text,text,text) RETURNS box2d AS
+$$
+DECLARE
+ schemaname alias for $1;
+ tablename alias for $2;
+ columnname alias for $3;
+ myrec RECORD;
+
+BEGIN
+ FOR myrec IN EXECUTE 'SELECT extent("' || columnname || '") FROM "' || schemaname || '"."' || tablename || '"' LOOP
+ return myrec.extent;
+ END LOOP;
+END;
+$$
+LANGUAGE 'plpgsql' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_find_extent(text,text,text) RETURNS box2d AS
+$$
+DECLARE
+ schemaname alias for $1;
+ tablename alias for $2;
+ columnname alias for $3;
+ myrec RECORD;
+
+BEGIN
+ FOR myrec IN EXECUTE 'SELECT extent("' || columnname || '") FROM "' || schemaname || '"."' || tablename || '"' LOOP
+ return myrec.extent;
+ END LOOP;
+END;
+$$
+LANGUAGE 'plpgsql' IMMUTABLE STRICT;
+
+
+-----------------------------------------------------------------------
+-- FIND_EXTENT( <table name>, <column name> )
+-----------------------------------------------------------------------
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION find_extent(text,text) RETURNS box2d AS
+$$
+DECLARE
+ tablename alias for $1;
+ columnname alias for $2;
+ myrec RECORD;
+
+BEGIN
+ FOR myrec IN EXECUTE 'SELECT extent("' || columnname || '") FROM "' || tablename || '"' LOOP
+ return myrec.extent;
+ END LOOP;
+END;
+$$
+LANGUAGE 'plpgsql' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_find_extent(text,text) RETURNS box2d AS
+$$
+DECLARE
+ tablename alias for $1;
+ columnname alias for $2;
+ myrec RECORD;
+
+BEGIN
+ FOR myrec IN EXECUTE 'SELECT extent("' || columnname || '") FROM "' || tablename || '"' LOOP
+ return myrec.extent;
+ END LOOP;
+END;
+$$
+LANGUAGE 'plpgsql' IMMUTABLE STRICT;
+
+-------------------------------------------------------------------
+-- SPATIAL_REF_SYS
+-------------------------------------------------------------------
+CREATE TABLE spatial_ref_sys (
+ srid integer not null primary key,
+ auth_name varchar(256),
+ auth_srid integer,
+ srtext varchar(2048),
+ proj4text varchar(2048)
+);
+
+-------------------------------------------------------------------
+-- GEOMETRY_COLUMNS
+-------------------------------------------------------------------
+CREATE TABLE geometry_columns (
+ f_table_catalog varchar(256) not null,
+ f_table_schema varchar(256) not null,
+ f_table_name varchar(256) not null,
+ f_geometry_column varchar(256) not null,
+ coord_dimension integer not null,
+ srid integer not null,
+ type varchar(30) not null,
+ CONSTRAINT geometry_columns_pk primary key (
+ f_table_catalog,
+ f_table_schema,
+ f_table_name,
+ f_geometry_column )
+) WITH OIDS;
+
+-----------------------------------------------------------------------
+-- RENAME_GEOMETRY_TABLE_CONSTRAINTS()
+-----------------------------------------------------------------------
+-- This function has been obsoleted for the difficulty in
+-- finding attribute on which the constraint is applied.
+-- AddGeometryColumn will name the constraints in a meaningful
+-- way, but nobody can rely on it since old postgis versions did
+-- not do that.
+-----------------------------------------------------------------------
+CREATE OR REPLACE FUNCTION rename_geometry_table_constraints() RETURNS text
+AS
+$$
+SELECT 'rename_geometry_table_constraint() is obsoleted'::text
+$$
+LANGUAGE 'SQL' IMMUTABLE;
+
+-----------------------------------------------------------------------
+-- FIX_GEOMETRY_COLUMNS()
+-----------------------------------------------------------------------
+-- This function will:
+--
+-- o try to fix the schema of records with an integer one
+-- (for PG>=73)
+--
+-- o link records to system tables through attrelid and varattnum
+-- (for PG<75)
+--
+-- o delete all records for which no linking was possible
+-- (for PG<75)
+--
+--
+-----------------------------------------------------------------------
+CREATE OR REPLACE FUNCTION fix_geometry_columns() RETURNS text
+AS
+$$
+DECLARE
+ mislinked record;
+ result text;
+ linked integer;
+ deleted integer;
+ foundschema integer;
+BEGIN
+
+ -- Since 7.3 schema support has been added.
+ -- Previous postgis versions used to put the database name in
+ -- the schema column. This needs to be fixed, so we try to
+ -- set the correct schema for each geometry_colums record
+ -- looking at table, column, type and srid.
+ UPDATE geometry_columns SET f_table_schema = n.nspname
+ FROM pg_namespace n, pg_class c, pg_attribute a,
+ pg_constraint sridcheck, pg_constraint typecheck
+ WHERE ( f_table_schema is NULL
+ OR f_table_schema = ''
+ OR f_table_schema NOT IN (
+ SELECT nspname::varchar
+ FROM pg_namespace nn, pg_class cc, pg_attribute aa
+ WHERE cc.relnamespace = nn.oid
+ AND cc.relname = f_table_name::name
+ AND aa.attrelid = cc.oid
+ AND aa.attname = f_geometry_column::name))
+ AND f_table_name::name = c.relname
+ AND c.oid = a.attrelid
+ AND c.relnamespace = n.oid
+ AND f_geometry_column::name = a.attname
+
+ AND sridcheck.conrelid = c.oid
+ AND sridcheck.consrc LIKE '(srid(% = %)'
+ AND sridcheck.consrc ~ textcat(' = ', srid::text)
+
+ AND typecheck.conrelid = c.oid
+ AND typecheck.consrc LIKE
+ '((geometrytype(%) = ''%''::text) OR (% IS NULL))'
+ AND typecheck.consrc ~ textcat(' = ''', type::text)
+
+ AND NOT EXISTS (
+ SELECT oid FROM geometry_columns gc
+ WHERE c.relname::varchar = gc.f_table_name
+ AND n.nspname::varchar = gc.f_table_schema
+ AND a.attname::varchar = gc.f_geometry_column
+ );
+
+ GET DIAGNOSTICS foundschema = ROW_COUNT;
+
+ -- no linkage to system table needed
+ return 'fixed:'||foundschema::text;
+
+END;
+$$
+LANGUAGE 'plpgsql' VOLATILE;
+
+-----------------------------------------------------------------------
+-- POPULATE_GEOMETRY_COLUMNS()
+-----------------------------------------------------------------------
+-- Truncates and refills the geometry_columns table from all tables and
+-- views in the database that contain geometry columns. This function
+-- is a simple wrapper for populate_geometry_columns(oid). In essence,
+-- this function ensures every geometry column in the database has the
+-- appropriate spatial contraints (for tables) and exists in the
+-- geometry_columns table.
+-- Availability: 1.4.0
+-----------------------------------------------------------------------
+CREATE OR REPLACE FUNCTION populate_geometry_columns()
+ RETURNS text AS
+$$
+DECLARE
+ inserted integer;
+ oldcount integer;
+ probed integer;
+ stale integer;
+ gcs RECORD;
+ gc RECORD;
+ gsrid integer;
+ gndims integer;
+ gtype text;
+ query text;
+ gc_is_valid boolean;
+
+BEGIN
+ SELECT count(*) INTO oldcount FROM geometry_columns;
+ inserted := 0;
+
+ EXECUTE 'TRUNCATE geometry_columns';
+
+ -- Count the number of geometry columns in all tables and views
+ SELECT count(DISTINCT c.oid) INTO probed
+ FROM pg_class c,
+ pg_attribute a,
+ pg_type t,
+ pg_namespace n
+ WHERE (c.relkind = 'r' OR c.relkind = 'v')
+ AND t.typname = 'geometry'
+ AND a.attisdropped = false
+ AND a.atttypid = t.oid
+ AND a.attrelid = c.oid
+ AND c.relnamespace = n.oid
+ AND n.nspname NOT ILIKE 'pg_temp%';
+
+ -- Iterate through all non-dropped geometry columns
+ RAISE DEBUG 'Processing Tables.....';
+
+ FOR gcs IN
+ SELECT DISTINCT ON (c.oid) c.oid, n.nspname, c.relname
+ FROM pg_class c,
+ pg_attribute a,
+ pg_type t,
+ pg_namespace n
+ WHERE c.relkind = 'r'
+ AND t.typname = 'geometry'
+ AND a.attisdropped = false
+ AND a.atttypid = t.oid
+ AND a.attrelid = c.oid
+ AND c.relnamespace = n.oid
+ AND n.nspname NOT ILIKE 'pg_temp%'
+ LOOP
+
+ inserted := inserted + populate_geometry_columns(gcs.oid);
+ END LOOP;
+
+ -- Add views to geometry columns table
+ RAISE DEBUG 'Processing Views.....';
+ FOR gcs IN
+ SELECT DISTINCT ON (c.oid) c.oid, n.nspname, c.relname
+ FROM pg_class c,
+ pg_attribute a,
+ pg_type t,
+ pg_namespace n
+ WHERE c.relkind = 'v'
+ AND t.typname = 'geometry'
+ AND a.attisdropped = false
+ AND a.atttypid = t.oid
+ AND a.attrelid = c.oid
+ AND c.relnamespace = n.oid
+ LOOP
+
+ inserted := inserted + populate_geometry_columns(gcs.oid);
+ END LOOP;
+
+ IF oldcount > inserted THEN
+ stale = oldcount-inserted;
+ ELSE
+ stale = 0;
+ END IF;
+
+ RETURN 'probed:' ||probed|| ' inserted:'||inserted|| ' conflicts:'||probed-inserted|| ' deleted:'||stale;
+END
+
+$$
+LANGUAGE 'plpgsql' VOLATILE;
+
+-----------------------------------------------------------------------
+-- POPULATE_GEOMETRY_COLUMNS(tbl_oid oid)
+-----------------------------------------------------------------------
+-- DELETEs from and reINSERTs into the geometry_columns table all entries
+-- associated with the oid of a particular table or view.
+--
+-- If the provided oid is for a table, this function tries to determine
+-- the srid, dimension, and geometry type of the all geometries
+-- in the table, adding contraints as necessary to the table. If
+-- successful, an appropriate row is inserted into the geometry_columns
+-- table, otherwise, the exception is caught and an error notice is
+-- raised describing the problem. (This is so the wrapper function
+-- populate_geometry_columns() can apply spatial constraints to all
+-- geometry columns across an entire database at once without erroring
+-- out)
+--
+-- If the provided oid is for a view, as with a table oid, this function
+-- tries to determine the srid, dimension, and type of all the geometries
+-- in the view, inserting appropriate entries into the geometry_columns
+-- table.
+-- Availability: 1.4.0
+-----------------------------------------------------------------------
+CREATE OR REPLACE FUNCTION populate_geometry_columns(tbl_oid oid)
+ RETURNS integer AS
+$$
+DECLARE
+ gcs RECORD;
+ gc RECORD;
+ gsrid integer;
+ gndims integer;
+ gtype text;
+ query text;
+ gc_is_valid boolean;
+ inserted integer;
+
+BEGIN
+ inserted := 0;
+
+ -- Iterate through all geometry columns in this table
+ FOR gcs IN
+ SELECT n.nspname, c.relname, a.attname
+ FROM pg_class c,
+ pg_attribute a,
+ pg_type t,
+ pg_namespace n
+ WHERE c.relkind = 'r'
+ AND t.typname = 'geometry'
+ AND a.attisdropped = false
+ AND a.atttypid = t.oid
+ AND a.attrelid = c.oid
+ AND c.relnamespace = n.oid
+ AND n.nspname NOT ILIKE 'pg_temp%'
+ AND c.oid = tbl_oid
+ LOOP
+
+ RAISE DEBUG 'Processing table %.%.%', gcs.nspname, gcs.relname, gcs.attname;
+
+ DELETE FROM geometry_columns
+ WHERE f_table_schema = quote_ident(gcs.nspname)
+ AND f_table_name = quote_ident(gcs.relname)
+ AND f_geometry_column = quote_ident(gcs.attname);
+
+ gc_is_valid := true;
+
+ -- Try to find srid check from system tables (pg_constraint)
+ gsrid :=
+ (SELECT replace(replace(split_part(s.consrc, ' = ', 2), ')', ''), '(', '')
+ FROM pg_class c, pg_namespace n, pg_attribute a, pg_constraint s
+ WHERE n.nspname = gcs.nspname
+ AND c.relname = gcs.relname
+ AND a.attname = gcs.attname
+ AND a.attrelid = c.oid
+ AND s.connamespace = n.oid
+ AND s.conrelid = c.oid
+ AND a.attnum = ANY (s.conkey)
+ AND s.consrc LIKE '%srid(% = %');
+ IF (gsrid IS NULL) THEN
+ -- Try to find srid from the geometry itself
+ EXECUTE 'SELECT srid(' || quote_ident(gcs.attname) || ')
+ FROM ONLY ' || quote_ident(gcs.nspname) || '.' || quote_ident(gcs.relname) || '
+ WHERE ' || quote_ident(gcs.attname) || ' IS NOT NULL LIMIT 1'
+ INTO gc;
+ gsrid := gc.srid;
+
+ -- Try to apply srid check to column
+ IF (gsrid IS NOT NULL) THEN
+ BEGIN
+ EXECUTE 'ALTER TABLE ONLY ' || quote_ident(gcs.nspname) || '.' || quote_ident(gcs.relname) || '
+ ADD CONSTRAINT ' || quote_ident('enforce_srid_' || gcs.attname) || '
+ CHECK (srid(' || quote_ident(gcs.attname) || ') = ' || gsrid || ')';
+ EXCEPTION
+ WHEN check_violation THEN
+ RAISE WARNING 'Not inserting ''%'' in ''%.%'' into geometry_columns: could not apply constraint CHECK (srid(%) = %)', quote_ident(gcs.attname), quote_ident(gcs.nspname), quote_ident(gcs.relname), quote_ident(gcs.attname), gsrid;
+ gc_is_valid := false;
+ END;
+ END IF;
+ END IF;
+
+ -- Try to find ndims check from system tables (pg_constraint)
+ gndims :=
+ (SELECT replace(split_part(s.consrc, ' = ', 2), ')', '')
+ FROM pg_class c, pg_namespace n, pg_attribute a, pg_constraint s
+ WHERE n.nspname = gcs.nspname
+ AND c.relname = gcs.relname
+ AND a.attname = gcs.attname
+ AND a.attrelid = c.oid
+ AND s.connamespace = n.oid
+ AND s.conrelid = c.oid
+ AND a.attnum = ANY (s.conkey)
+ AND s.consrc LIKE '%ndims(% = %');
+ IF (gndims IS NULL) THEN
+ -- Try to find ndims from the geometry itself
+ EXECUTE 'SELECT ndims(' || quote_ident(gcs.attname) || ')
+ FROM ONLY ' || quote_ident(gcs.nspname) || '.' || quote_ident(gcs.relname) || '
+ WHERE ' || quote_ident(gcs.attname) || ' IS NOT NULL LIMIT 1'
+ INTO gc;
+ gndims := gc.ndims;
+
+ -- Try to apply ndims check to column
+ IF (gndims IS NOT NULL) THEN
+ BEGIN
+ EXECUTE 'ALTER TABLE ONLY ' || quote_ident(gcs.nspname) || '.' || quote_ident(gcs.relname) || '
+ ADD CONSTRAINT ' || quote_ident('enforce_dims_' || gcs.attname) || '
+ CHECK (ndims(' || quote_ident(gcs.attname) || ') = '||gndims||')';
+ EXCEPTION
+ WHEN check_violation THEN
+ RAISE WARNING 'Not inserting ''%'' in ''%.%'' into geometry_columns: could not apply constraint CHECK (ndims(%) = %)', quote_ident(gcs.attname), quote_ident(gcs.nspname), quote_ident(gcs.relname), quote_ident(gcs.attname), gndims;
+ gc_is_valid := false;
+ END;
+ END IF;
+ END IF;
+
+ -- Try to find geotype check from system tables (pg_constraint)
+ gtype :=
+ (SELECT replace(split_part(s.consrc, '''', 2), ')', '')
+ FROM pg_class c, pg_namespace n, pg_attribute a, pg_constraint s
+ WHERE n.nspname = gcs.nspname
+ AND c.relname = gcs.relname
+ AND a.attname = gcs.attname
+ AND a.attrelid = c.oid
+ AND s.connamespace = n.oid
+ AND s.conrelid = c.oid
+ AND a.attnum = ANY (s.conkey)
+ AND s.consrc LIKE '%geometrytype(% = %');
+ IF (gtype IS NULL) THEN
+ -- Try to find geotype from the geometry itself
+ EXECUTE 'SELECT geometrytype(' || quote_ident(gcs.attname) || ')
+ FROM ONLY ' || quote_ident(gcs.nspname) || '.' || quote_ident(gcs.relname) || '
+ WHERE ' || quote_ident(gcs.attname) || ' IS NOT NULL LIMIT 1'
+ INTO gc;
+ gtype := gc.geometrytype;
+ --IF (gtype IS NULL) THEN
+ -- gtype := 'GEOMETRY';
+ --END IF;
+
+ -- Try to apply geometrytype check to column
+ IF (gtype IS NOT NULL) THEN
+ BEGIN
+ EXECUTE 'ALTER TABLE ONLY ' || quote_ident(gcs.nspname) || '.' || quote_ident(gcs.relname) || '
+ ADD CONSTRAINT ' || quote_ident('enforce_geotype_' || gcs.attname) || '
+ CHECK ((geometrytype(' || quote_ident(gcs.attname) || ') = ' || quote_literal(gtype) || ') OR (' || quote_ident(gcs.attname) || ' IS NULL))';
+ EXCEPTION
+ WHEN check_violation THEN
+ -- No geometry check can be applied. This column contains a number of geometry types.
+ RAISE WARNING 'Could not add geometry type check (%) to table column: %.%.%', gtype, quote_ident(gcs.nspname),quote_ident(gcs.relname),quote_ident(gcs.attname);
+ END;
+ END IF;
+ END IF;
+
+ IF (gsrid IS NULL) THEN
+ RAISE WARNING 'Not inserting ''%'' in ''%.%'' into geometry_columns: could not determine the srid', quote_ident(gcs.attname), quote_ident(gcs.nspname), quote_ident(gcs.relname);
+ ELSIF (gndims IS NULL) THEN
+ RAISE WARNING 'Not inserting ''%'' in ''%.%'' into geometry_columns: could not determine the number of dimensions', quote_ident(gcs.attname), quote_ident(gcs.nspname), quote_ident(gcs.relname);
+ ELSIF (gtype IS NULL) THEN
+ RAISE WARNING 'Not inserting ''%'' in ''%.%'' into geometry_columns: could not determine the geometry type', quote_ident(gcs.attname), quote_ident(gcs.nspname), quote_ident(gcs.relname);
+ ELSE
+ -- Only insert into geometry_columns if table constraints could be applied.
+ IF (gc_is_valid) THEN
+ INSERT INTO geometry_columns (f_table_catalog,f_table_schema, f_table_name, f_geometry_column, coord_dimension, srid, type)
+ VALUES ('', gcs.nspname, gcs.relname, gcs.attname, gndims, gsrid, gtype);
+ inserted := inserted + 1;
+ END IF;
+ END IF;
+ END LOOP;
+
+ -- Add views to geometry columns table
+ FOR gcs IN
+ SELECT n.nspname, c.relname, a.attname
+ FROM pg_class c,
+ pg_attribute a,
+ pg_type t,
+ pg_namespace n
+ WHERE c.relkind = 'v'
+ AND t.typname = 'geometry'
+ AND a.attisdropped = false
+ AND a.atttypid = t.oid
+ AND a.attrelid = c.oid
+ AND c.relnamespace = n.oid
+ AND n.nspname NOT ILIKE 'pg_temp%'
+ AND c.oid = tbl_oid
+ LOOP
+ RAISE DEBUG 'Processing view %.%.%', gcs.nspname, gcs.relname, gcs.attname;
+
+ EXECUTE 'SELECT ndims(' || quote_ident(gcs.attname) || ')
+ FROM ' || quote_ident(gcs.nspname) || '.' || quote_ident(gcs.relname) || '
+ WHERE ' || quote_ident(gcs.attname) || ' IS NOT NULL LIMIT 1'
+ INTO gc;
+ gndims := gc.ndims;
+
+ EXECUTE 'SELECT srid(' || quote_ident(gcs.attname) || ')
+ FROM ' || quote_ident(gcs.nspname) || '.' || quote_ident(gcs.relname) || '
+ WHERE ' || quote_ident(gcs.attname) || ' IS NOT NULL LIMIT 1'
+ INTO gc;
+ gsrid := gc.srid;
+
+ EXECUTE 'SELECT geometrytype(' || quote_ident(gcs.attname) || ')
+ FROM ' || quote_ident(gcs.nspname) || '.' || quote_ident(gcs.relname) || '
+ WHERE ' || quote_ident(gcs.attname) || ' IS NOT NULL LIMIT 1'
+ INTO gc;
+ gtype := gc.geometrytype;
+
+ IF (gndims IS NULL) THEN
+ RAISE WARNING 'Not inserting ''%'' in ''%.%'' into geometry_columns: could not determine ndims', quote_ident(gcs.attname), quote_ident(gcs.nspname), quote_ident(gcs.relname);
+ ELSIF (gsrid IS NULL) THEN
+ RAISE WARNING 'Not inserting ''%'' in ''%.%'' into geometry_columns: could not determine srid', quote_ident(gcs.attname), quote_ident(gcs.nspname), quote_ident(gcs.relname);
+ ELSIF (gtype IS NULL) THEN
+ RAISE WARNING 'Not inserting ''%'' in ''%.%'' into geometry_columns: could not determine gtype', quote_ident(gcs.attname), quote_ident(gcs.nspname), quote_ident(gcs.relname);
+ ELSE
+ query := 'INSERT INTO geometry_columns (f_table_catalog,f_table_schema, f_table_name, f_geometry_column, coord_dimension, srid, type) ' ||
+ 'VALUES ('''', ' || quote_literal(gcs.nspname) || ',' || quote_literal(gcs.relname) || ',' || quote_literal(gcs.attname) || ',' || gndims || ',' || gsrid || ',' || quote_literal(gtype) || ')';
+ EXECUTE query;
+ inserted := inserted + 1;
+ END IF;
+ END LOOP;
+
+ RETURN inserted;
+END
+
+$$
+LANGUAGE 'plpgsql' VOLATILE;
+
+
+-----------------------------------------------------------------------
+-- PROBE_GEOMETRY_COLUMNS()
+-----------------------------------------------------------------------
+-- Fill the geometry_columns table with values probed from the system
+-- catalogues. This is done by simply looking up constraints previously
+-- added to a geometry column. If geometry constraints are missing, no
+-- attempt is made to add the necessary constraints to the geometry
+-- column, nor is it recorded in the geometry_columns table.
+-- 3d flag cannot be probed, it defaults to 2
+--
+-- Note that bogus records already in geometry_columns are not
+-- overridden (a check for schema.table.column is performed), so
+-- to have a fresh probe backup your geometry_columns, delete from
+-- it and probe.
+-----------------------------------------------------------------------
+CREATE OR REPLACE FUNCTION probe_geometry_columns() RETURNS text AS
+$$
+DECLARE
+ inserted integer;
+ oldcount integer;
+ probed integer;
+ stale integer;
+BEGIN
+
+ SELECT count(*) INTO oldcount FROM geometry_columns;
+
+ SELECT count(*) INTO probed
+ FROM pg_class c, pg_attribute a, pg_type t,
+ pg_namespace n,
+ pg_constraint sridcheck, pg_constraint typecheck
+
+ WHERE t.typname = 'geometry'
+ AND a.atttypid = t.oid
+ AND a.attrelid = c.oid
+ AND c.relnamespace = n.oid
+ AND sridcheck.connamespace = n.oid
+ AND typecheck.connamespace = n.oid
+ AND sridcheck.conrelid = c.oid
+ AND sridcheck.consrc LIKE '(srid('||a.attname||') = %)'
+ AND typecheck.conrelid = c.oid
+ AND typecheck.consrc LIKE
+ '((geometrytype('||a.attname||') = ''%''::text) OR (% IS NULL))'
+ ;
+
+ INSERT INTO geometry_columns SELECT
+ ''::varchar as f_table_catalogue,
+ n.nspname::varchar as f_table_schema,
+ c.relname::varchar as f_table_name,
+ a.attname::varchar as f_geometry_column,
+ 2 as coord_dimension,
+ trim(both ' =)' from
+ replace(replace(split_part(
+ sridcheck.consrc, ' = ', 2), ')', ''), '(', ''))::integer AS srid,
+ trim(both ' =)''' from substr(typecheck.consrc,
+ strpos(typecheck.consrc, '='),
+ strpos(typecheck.consrc, '::')-
+ strpos(typecheck.consrc, '=')
+ ))::varchar as type
+ FROM pg_class c, pg_attribute a, pg_type t,
+ pg_namespace n,
+ pg_constraint sridcheck, pg_constraint typecheck
+ WHERE t.typname = 'geometry'
+ AND a.atttypid = t.oid
+ AND a.attrelid = c.oid
+ AND c.relnamespace = n.oid
+ AND sridcheck.connamespace = n.oid
+ AND typecheck.connamespace = n.oid
+ AND sridcheck.conrelid = c.oid
+ AND sridcheck.consrc LIKE '(st_srid('||a.attname||') = %)'
+ AND typecheck.conrelid = c.oid
+ AND typecheck.consrc LIKE
+ '((geometrytype('||a.attname||') = ''%''::text) OR (% IS NULL))'
+
+ AND NOT EXISTS (
+ SELECT oid FROM geometry_columns gc
+ WHERE c.relname::varchar = gc.f_table_name
+ AND n.nspname::varchar = gc.f_table_schema
+ AND a.attname::varchar = gc.f_geometry_column
+ );
+
+ GET DIAGNOSTICS inserted = ROW_COUNT;
+
+ IF oldcount > probed THEN
+ stale = oldcount-probed;
+ ELSE
+ stale = 0;
+ END IF;
+
+ RETURN 'probed:'||probed::text||
+ ' inserted:'||inserted::text||
+ ' conflicts:'||(probed-inserted)::text||
+ ' stale:'||stale::text;
+END
+
+$$
+LANGUAGE 'plpgsql' VOLATILE;
+
+-----------------------------------------------------------------------
+-- ADDGEOMETRYCOLUMN
+-- <catalogue>, <schema>, <table>, <column>, <srid>, <type>, <dim>
+-----------------------------------------------------------------------
+--
+-- Type can be one of GEOMETRY, GEOMETRYCOLLECTION, POINT, MULTIPOINT, POLYGON,
+-- MULTIPOLYGON, LINESTRING, or MULTILINESTRING.
+--
+-- Geometry types (except GEOMETRY) are checked for consistency using a CHECK constraint.
+-- Uses an ALTER TABLE command to add the geometry column to the table.
+-- Addes a row to geometry_columns.
+-- Addes a constraint on the table that all the geometries MUST have the same
+-- SRID. Checks the coord_dimension to make sure its between 0 and 3.
+-- Should also check the precision grid (future expansion).
+--
+-----------------------------------------------------------------------
+CREATE OR REPLACE FUNCTION AddGeometryColumn(varchar,varchar,varchar,varchar,integer,varchar,integer)
+ RETURNS text
+ AS
+$$
+DECLARE
+ catalog_name alias for $1;
+ schema_name alias for $2;
+ table_name alias for $3;
+ column_name alias for $4;
+ new_srid alias for $5;
+ new_type alias for $6;
+ new_dim alias for $7;
+ rec RECORD;
+ sr varchar;
+ real_schema name;
+ sql text;
+
+BEGIN
+
+ -- Verify geometry type
+ IF ( NOT ( (new_type = 'GEOMETRY') OR
+ (new_type = 'GEOMETRYCOLLECTION') OR
+ (new_type = 'POINT') OR
+ (new_type = 'MULTIPOINT') OR
+ (new_type = 'POLYGON') OR
+ (new_type = 'MULTIPOLYGON') OR
+ (new_type = 'LINESTRING') OR
+ (new_type = 'MULTILINESTRING') OR
+ (new_type = 'GEOMETRYCOLLECTIONM') OR
+ (new_type = 'POINTM') OR
+ (new_type = 'MULTIPOINTM') OR
+ (new_type = 'POLYGONM') OR
+ (new_type = 'MULTIPOLYGONM') OR
+ (new_type = 'LINESTRINGM') OR
+ (new_type = 'MULTILINESTRINGM') OR
+ (new_type = 'CIRCULARSTRING') OR
+ (new_type = 'CIRCULARSTRINGM') OR
+ (new_type = 'COMPOUNDCURVE') OR
+ (new_type = 'COMPOUNDCURVEM') OR
+ (new_type = 'CURVEPOLYGON') OR
+ (new_type = 'CURVEPOLYGONM') OR
+ (new_type = 'MULTICURVE') OR
+ (new_type = 'MULTICURVEM') OR
+ (new_type = 'MULTISURFACE') OR
+ (new_type = 'MULTISURFACEM')) )
+ THEN
+ RAISE EXCEPTION 'Invalid type name - valid ones are:
+ POINT, MULTIPOINT,
+ LINESTRING, MULTILINESTRING,
+ POLYGON, MULTIPOLYGON,
+ CIRCULARSTRING, COMPOUNDCURVE, MULTICURVE,
+ CURVEPOLYGON, MULTISURFACE,
+ GEOMETRY, GEOMETRYCOLLECTION,
+ POINTM, MULTIPOINTM,
+ LINESTRINGM, MULTILINESTRINGM,
+ POLYGONM, MULTIPOLYGONM,
+ CIRCULARSTRINGM, COMPOUNDCURVEM, MULTICURVEM
+ CURVEPOLYGONM, MULTISURFACEM,
+ or GEOMETRYCOLLECTIONM';
+ RETURN 'fail';
+ END IF;
+
+
+ -- Verify dimension
+ IF ( (new_dim >4) OR (new_dim <0) ) THEN
+ RAISE EXCEPTION 'invalid dimension';
+ RETURN 'fail';
+ END IF;
+
+ IF ( (new_type LIKE '%M') AND (new_dim!=3) ) THEN
+ RAISE EXCEPTION 'TypeM needs 3 dimensions';
+ RETURN 'fail';
+ END IF;
+
+
+ -- Verify SRID
+ IF ( new_srid != -1 ) THEN
+ SELECT SRID INTO sr FROM spatial_ref_sys WHERE SRID = new_srid;
+ IF NOT FOUND THEN
+ RAISE EXCEPTION 'AddGeometryColumns() - invalid SRID';
+ RETURN 'fail';
+ END IF;
+ END IF;
+
+
+ -- Verify schema
+ IF ( schema_name IS NOT NULL AND schema_name != '' ) THEN
+ sql := 'SELECT nspname FROM pg_namespace ' ||
+ 'WHERE text(nspname) = ' || quote_literal(schema_name) ||
+ 'LIMIT 1';
+ RAISE DEBUG '%', sql;
+ EXECUTE sql INTO real_schema;
+
+ IF ( real_schema IS NULL ) THEN
+ RAISE EXCEPTION 'Schema % is not a valid schemaname', quote_literal(schema_name);
+ RETURN 'fail';
+ END IF;
+ END IF;
+
+ IF ( real_schema IS NULL ) THEN
+ RAISE DEBUG 'Detecting schema';
+ sql := 'SELECT n.nspname AS schemaname ' ||
+ 'FROM pg_catalog.pg_class c ' ||
+ 'JOIN pg_catalog.pg_namespace n ON n.oid = c.relnamespace ' ||
+ 'WHERE c.relkind = ' || quote_literal('r') ||
+ ' AND n.nspname NOT IN (' || quote_literal('pg_catalog') || ', ' || quote_literal('pg_toast') || ')' ||
+ ' AND pg_catalog.pg_table_is_visible(c.oid)' ||
+ ' AND c.relname = ' || quote_literal(table_name);
+ RAISE DEBUG '%', sql;
+ EXECUTE sql INTO real_schema;
+
+ IF ( real_schema IS NULL ) THEN
+ RAISE EXCEPTION 'Table % does not occur in the search_path', quote_literal(table_name);
+ RETURN 'fail';
+ END IF;
+ END IF;
+
+
+ -- Add geometry column to table
+ sql := 'ALTER TABLE ' ||
+ quote_ident(real_schema) || '.' || quote_ident(table_name)
+ || ' ADD COLUMN ' || quote_ident(column_name) ||
+ ' geometry ';
+ RAISE DEBUG '%', sql;
+ EXECUTE sql;
+
+
+ -- Delete stale record in geometry_columns (if any)
+ sql := 'DELETE FROM geometry_columns WHERE
+ f_table_catalog = ' || quote_literal('') ||
+ ' AND f_table_schema = ' ||
+ quote_literal(real_schema) ||
+ ' AND f_table_name = ' || quote_literal(table_name) ||
+ ' AND f_geometry_column = ' || quote_literal(column_name);
+ RAISE DEBUG '%', sql;
+ EXECUTE sql;
+
+
+ -- Add record in geometry_columns
+ sql := 'INSERT INTO geometry_columns (f_table_catalog,f_table_schema,f_table_name,' ||
+ 'f_geometry_column,coord_dimension,srid,type)' ||
+ ' VALUES (' ||
+ quote_literal('') || ',' ||
+ quote_literal(real_schema) || ',' ||
+ quote_literal(table_name) || ',' ||
+ quote_literal(column_name) || ',' ||
+ new_dim::text || ',' ||
+ new_srid::text || ',' ||
+ quote_literal(new_type) || ')';
+ RAISE DEBUG '%', sql;
+ EXECUTE sql;
+
+
+ -- Add table CHECKs
+ sql := 'ALTER TABLE ' ||
+ quote_ident(real_schema) || '.' || quote_ident(table_name)
+ || ' ADD CONSTRAINT '
+ || quote_ident('enforce_srid_' || column_name)
+ || ' CHECK (ST_SRID(' || quote_ident(column_name) ||
+ ') = ' || new_srid::text || ')' ;
+ RAISE DEBUG '%', sql;
+ EXECUTE sql;
+
+ sql := 'ALTER TABLE ' ||
+ quote_ident(real_schema) || '.' || quote_ident(table_name)
+ || ' ADD CONSTRAINT '
+ || quote_ident('enforce_dims_' || column_name)
+ || ' CHECK (ST_NDims(' || quote_ident(column_name) ||
+ ') = ' || new_dim::text || ')' ;
+ RAISE DEBUG '%', sql;
+ EXECUTE sql;
+
+ IF ( NOT (new_type = 'GEOMETRY')) THEN
+ sql := 'ALTER TABLE ' ||
+ quote_ident(real_schema) || '.' || quote_ident(table_name) || ' ADD CONSTRAINT ' ||
+ quote_ident('enforce_geotype_' || column_name) ||
+ ' CHECK (GeometryType(' ||
+ quote_ident(column_name) || ')=' ||
+ quote_literal(new_type) || ' OR (' ||
+ quote_ident(column_name) || ') is null)';
+ RAISE DEBUG '%', sql;
+ EXECUTE sql;
+ END IF;
+
+ RETURN
+ real_schema || '.' ||
+ table_name || '.' || column_name ||
+ ' SRID:' || new_srid::text ||
+ ' TYPE:' || new_type ||
+ ' DIMS:' || new_dim::text || ' ';
+END;
+$$
+LANGUAGE 'plpgsql' VOLATILE STRICT;
+
+----------------------------------------------------------------------------
+-- ADDGEOMETRYCOLUMN ( <schema>, <table>, <column>, <srid>, <type>, <dim> )
+----------------------------------------------------------------------------
+--
+-- This is a wrapper to the real AddGeometryColumn, for use
+-- when catalogue is undefined
+--
+----------------------------------------------------------------------------
+CREATE OR REPLACE FUNCTION AddGeometryColumn(varchar,varchar,varchar,integer,varchar,integer) RETURNS text AS $$
+DECLARE
+ ret text;
+BEGIN
+ SELECT AddGeometryColumn('',$1,$2,$3,$4,$5,$6) into ret;
+ RETURN ret;
+END;
+$$
+LANGUAGE 'plpgsql' STABLE STRICT;
+
+----------------------------------------------------------------------------
+-- ADDGEOMETRYCOLUMN ( <table>, <column>, <srid>, <type>, <dim> )
+----------------------------------------------------------------------------
+--
+-- This is a wrapper to the real AddGeometryColumn, for use
+-- when catalogue and schema are undefined
+--
+----------------------------------------------------------------------------
+CREATE OR REPLACE FUNCTION AddGeometryColumn(varchar,varchar,integer,varchar,integer) RETURNS text AS $$
+DECLARE
+ ret text;
+BEGIN
+ SELECT AddGeometryColumn('','',$1,$2,$3,$4,$5) into ret;
+ RETURN ret;
+END;
+$$
+LANGUAGE 'plpgsql' VOLATILE STRICT;
+
+-----------------------------------------------------------------------
+-- DROPGEOMETRYCOLUMN
+-- <catalogue>, <schema>, <table>, <column>
+-----------------------------------------------------------------------
+--
+-- Removes geometry column reference from geometry_columns table.
+-- Drops the column with pgsql >= 73.
+-- Make some silly enforcements on it for pgsql < 73
+--
+-----------------------------------------------------------------------
+CREATE OR REPLACE FUNCTION DropGeometryColumn(varchar, varchar,varchar,varchar)
+ RETURNS text
+ AS
+$$
+DECLARE
+ catalog_name alias for $1;
+ schema_name alias for $2;
+ table_name alias for $3;
+ column_name alias for $4;
+ myrec RECORD;
+ okay boolean;
+ real_schema name;
+
+BEGIN
+
+
+ -- Find, check or fix schema_name
+ IF ( schema_name != '' ) THEN
+ okay = 'f';
+
+ FOR myrec IN SELECT nspname FROM pg_namespace WHERE text(nspname) = schema_name LOOP
+ okay := 't';
+ END LOOP;
+
+ IF ( okay <> 't' ) THEN
+ RAISE NOTICE 'Invalid schema name - using current_schema()';
+ SELECT current_schema() into real_schema;
+ ELSE
+ real_schema = schema_name;
+ END IF;
+ ELSE
+ SELECT current_schema() into real_schema;
+ END IF;
+
+ -- Find out if the column is in the geometry_columns table
+ okay = 'f';
+ FOR myrec IN SELECT * from geometry_columns where f_table_schema = text(real_schema) and f_table_name = table_name and f_geometry_column = column_name LOOP
+ okay := 't';
+ END LOOP;
+ IF (okay <> 't') THEN
+ RAISE EXCEPTION 'column not found in geometry_columns table';
+ RETURN 'f';
+ END IF;
+
+ -- Remove ref from geometry_columns table
+ EXECUTE 'delete from geometry_columns where f_table_schema = ' ||
+ quote_literal(real_schema) || ' and f_table_name = ' ||
+ quote_literal(table_name) || ' and f_geometry_column = ' ||
+ quote_literal(column_name);
+
+ -- Remove table column
+ EXECUTE 'ALTER TABLE ' || quote_ident(real_schema) || '.' ||
+ quote_ident(table_name) || ' DROP COLUMN ' ||
+ quote_ident(column_name);
+
+ RETURN real_schema || '.' || table_name || '.' || column_name ||' effectively removed.';
+
+END;
+$$
+LANGUAGE 'plpgsql' VOLATILE STRICT;
+
+-----------------------------------------------------------------------
+-- DROPGEOMETRYCOLUMN
+-- <schema>, <table>, <column>
+-----------------------------------------------------------------------
+--
+-- This is a wrapper to the real DropGeometryColumn, for use
+-- when catalogue is undefined
+--
+-----------------------------------------------------------------------
+CREATE OR REPLACE FUNCTION DropGeometryColumn(varchar,varchar,varchar)
+ RETURNS text
+ AS
+$$
+DECLARE
+ ret text;
+BEGIN
+ SELECT DropGeometryColumn('',$1,$2,$3) into ret;
+ RETURN ret;
+END;
+$$
+LANGUAGE 'plpgsql' VOLATILE STRICT;
+
+-----------------------------------------------------------------------
+-- DROPGEOMETRYCOLUMN
+-- <table>, <column>
+-----------------------------------------------------------------------
+--
+-- This is a wrapper to the real DropGeometryColumn, for use
+-- when catalogue and schema is undefined.
+--
+-----------------------------------------------------------------------
+CREATE OR REPLACE FUNCTION DropGeometryColumn(varchar,varchar)
+ RETURNS text
+ AS
+$$
+DECLARE
+ ret text;
+BEGIN
+ SELECT DropGeometryColumn('','',$1,$2) into ret;
+ RETURN ret;
+END;
+$$
+LANGUAGE 'plpgsql' VOLATILE STRICT;
+
+-----------------------------------------------------------------------
+-- DROPGEOMETRYTABLE
+-- <catalogue>, <schema>, <table>
+-----------------------------------------------------------------------
+--
+-- Drop a table and all its references in geometry_columns
+--
+-----------------------------------------------------------------------
+CREATE OR REPLACE FUNCTION DropGeometryTable(varchar, varchar,varchar)
+ RETURNS text
+ AS
+$$
+DECLARE
+ catalog_name alias for $1;
+ schema_name alias for $2;
+ table_name alias for $3;
+ real_schema name;
+
+BEGIN
+
+ IF ( schema_name = '' ) THEN
+ SELECT current_schema() into real_schema;
+ ELSE
+ real_schema = schema_name;
+ END IF;
+
+ -- Remove refs from geometry_columns table
+ EXECUTE 'DELETE FROM geometry_columns WHERE ' ||
+ 'f_table_schema = ' || quote_literal(real_schema) ||
+ ' AND ' ||
+ ' f_table_name = ' || quote_literal(table_name);
+
+ -- Remove table
+ EXECUTE 'DROP TABLE '
+ || quote_ident(real_schema) || '.' ||
+ quote_ident(table_name);
+
+ RETURN
+ real_schema || '.' ||
+ table_name ||' dropped.';
+
+END;
+$$
+LANGUAGE 'plpgsql' VOLATILE STRICT;
+
+-----------------------------------------------------------------------
+-- DROPGEOMETRYTABLE
+-- <schema>, <table>
+-----------------------------------------------------------------------
+--
+-- Drop a table and all its references in geometry_columns
+--
+-----------------------------------------------------------------------
+CREATE OR REPLACE FUNCTION DropGeometryTable(varchar,varchar) RETURNS text AS
+$$ SELECT DropGeometryTable('',$1,$2) $$
+LANGUAGE 'sql' WITH (isstrict);
+
+-----------------------------------------------------------------------
+-- DROPGEOMETRYTABLE
+-- <table>
+-----------------------------------------------------------------------
+--
+-- Drop a table and all its references in geometry_columns
+-- For PG>=73 use current_schema()
+--
+-----------------------------------------------------------------------
+CREATE OR REPLACE FUNCTION DropGeometryTable(varchar) RETURNS text AS
+$$ SELECT DropGeometryTable('','',$1) $$
+LANGUAGE 'sql' VOLATILE STRICT;
+
+-----------------------------------------------------------------------
+-- UPDATEGEOMETRYSRID
+-- <catalogue>, <schema>, <table>, <column>, <srid>
+-----------------------------------------------------------------------
+--
+-- Change SRID of all features in a spatially-enabled table
+--
+-----------------------------------------------------------------------
+CREATE OR REPLACE FUNCTION UpdateGeometrySRID(varchar,varchar,varchar,varchar,integer)
+ RETURNS text
+ AS
+$$
+DECLARE
+ catalog_name alias for $1;
+ schema_name alias for $2;
+ table_name alias for $3;
+ column_name alias for $4;
+ new_srid alias for $5;
+ myrec RECORD;
+ okay boolean;
+ cname varchar;
+ real_schema name;
+
+BEGIN
+
+
+ -- Find, check or fix schema_name
+ IF ( schema_name != '' ) THEN
+ okay = 'f';
+
+ FOR myrec IN SELECT nspname FROM pg_namespace WHERE text(nspname) = schema_name LOOP
+ okay := 't';
+ END LOOP;
+
+ IF ( okay <> 't' ) THEN
+ RAISE EXCEPTION 'Invalid schema name';
+ ELSE
+ real_schema = schema_name;
+ END IF;
+ ELSE
+ SELECT INTO real_schema current_schema()::text;
+ END IF;
+
+ -- Find out if the column is in the geometry_columns table
+ okay = 'f';
+ FOR myrec IN SELECT * from geometry_columns where f_table_schema = text(real_schema) and f_table_name = table_name and f_geometry_column = column_name LOOP
+ okay := 't';
+ END LOOP;
+ IF (okay <> 't') THEN
+ RAISE EXCEPTION 'column not found in geometry_columns table';
+ RETURN 'f';
+ END IF;
+
+ -- Update ref from geometry_columns table
+ EXECUTE 'UPDATE geometry_columns SET SRID = ' || new_srid::text ||
+ ' where f_table_schema = ' ||
+ quote_literal(real_schema) || ' and f_table_name = ' ||
+ quote_literal(table_name) || ' and f_geometry_column = ' ||
+ quote_literal(column_name);
+
+ -- Make up constraint name
+ cname = 'enforce_srid_' || column_name;
+
+ -- Drop enforce_srid constraint
+ EXECUTE 'ALTER TABLE ' || quote_ident(real_schema) ||
+ '.' || quote_ident(table_name) ||
+ ' DROP constraint ' || quote_ident(cname);
+
+ -- Update geometries SRID
+ EXECUTE 'UPDATE ' || quote_ident(real_schema) ||
+ '.' || quote_ident(table_name) ||
+ ' SET ' || quote_ident(column_name) ||
+ ' = setSRID(' || quote_ident(column_name) ||
+ ', ' || new_srid::text || ')';
+
+ -- Reset enforce_srid constraint
+ EXECUTE 'ALTER TABLE ' || quote_ident(real_schema) ||
+ '.' || quote_ident(table_name) ||
+ ' ADD constraint ' || quote_ident(cname) ||
+ ' CHECK (srid(' || quote_ident(column_name) ||
+ ') = ' || new_srid::text || ')';
+
+ RETURN real_schema || '.' || table_name || '.' || column_name ||' SRID changed to ' || new_srid::text;
+
+END;
+$$
+LANGUAGE 'plpgsql' VOLATILE STRICT;
+
+-----------------------------------------------------------------------
+-- UPDATEGEOMETRYSRID
+-- <schema>, <table>, <column>, <srid>
+-----------------------------------------------------------------------
+CREATE OR REPLACE FUNCTION UpdateGeometrySRID(varchar,varchar,varchar,integer)
+ RETURNS text
+ AS $$
+DECLARE
+ ret text;
+BEGIN
+ SELECT UpdateGeometrySRID('',$1,$2,$3,$4) into ret;
+ RETURN ret;
+END;
+$$
+LANGUAGE 'plpgsql' VOLATILE STRICT;
+
+-----------------------------------------------------------------------
+-- UPDATEGEOMETRYSRID
+-- <table>, <column>, <srid>
+-----------------------------------------------------------------------
+CREATE OR REPLACE FUNCTION UpdateGeometrySRID(varchar,varchar,integer)
+ RETURNS text
+ AS $$
+DECLARE
+ ret text;
+BEGIN
+ SELECT UpdateGeometrySRID('','',$1,$2,$3) into ret;
+ RETURN ret;
+END;
+$$
+LANGUAGE 'plpgsql' VOLATILE STRICT;
+
+-----------------------------------------------------------------------
+-- FIND_SRID( <schema>, <table>, <geom col> )
+-----------------------------------------------------------------------
+CREATE OR REPLACE FUNCTION find_srid(varchar,varchar,varchar) RETURNS int4 AS
+$$
+DECLARE
+ schem text;
+ tabl text;
+ sr int4;
+BEGIN
+ IF $1 IS NULL THEN
+ RAISE EXCEPTION 'find_srid() - schema is NULL!';
+ END IF;
+ IF $2 IS NULL THEN
+ RAISE EXCEPTION 'find_srid() - table name is NULL!';
+ END IF;
+ IF $3 IS NULL THEN
+ RAISE EXCEPTION 'find_srid() - column name is NULL!';
+ END IF;
+ schem = $1;
+ tabl = $2;
+-- if the table contains a . and the schema is empty
+-- split the table into a schema and a table
+-- otherwise drop through to default behavior
+ IF ( schem = '' and tabl LIKE '%.%' ) THEN
+ schem = substr(tabl,1,strpos(tabl,'.')-1);
+ tabl = substr(tabl,length(schem)+2);
+ ELSE
+ schem = schem || '%';
+ END IF;
+
+ select SRID into sr from geometry_columns where f_table_schema like schem and f_table_name = tabl and f_geometry_column = $3;
+ IF NOT FOUND THEN
+ RAISE EXCEPTION 'find_srid() - couldnt find the corresponding SRID - is the geometry registered in the GEOMETRY_COLUMNS table? Is there an uppercase/lowercase missmatch?';
+ END IF;
+ return sr;
+END;
+$$
+LANGUAGE 'plpgsql' IMMUTABLE STRICT;
+
+
+---------------------------------------------------------------
+-- PROJ support
+---------------------------------------------------------------
+
+CREATE OR REPLACE FUNCTION get_proj4_from_srid(integer) RETURNS text AS
+$$
+BEGIN
+ RETURN proj4text::text FROM spatial_ref_sys WHERE srid= $1;
+END;
+$$
+LANGUAGE 'plpgsql' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION postgis_transform_geometry(geometry,text,text,int)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','transform_geom'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION transform(geometry,integer)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','transform'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: transform(geometry,integer)
+CREATE OR REPLACE FUNCTION ST_Transform(geometry,integer)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','transform'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+
+-----------------------------------------------------------------------
+-- POSTGIS_VERSION()
+-----------------------------------------------------------------------
+
+CREATE OR REPLACE FUNCTION postgis_version() RETURNS text
+ AS '$libdir/postgis-1.5'
+ LANGUAGE 'C' IMMUTABLE;
+
+CREATE OR REPLACE FUNCTION postgis_proj_version() RETURNS text
+ AS '$libdir/postgis-1.5'
+ LANGUAGE 'C' IMMUTABLE;
+
+--
+-- IMPORTANT:
+-- Starting at 1.1.0 this function is used by postgis_proc_upgrade.pl
+-- to extract version of postgis being installed.
+-- Do not modify this w/out also changing postgis_proc_upgrade.pl
+--
+CREATE OR REPLACE FUNCTION postgis_scripts_installed() RETURNS text
+ AS 'SELECT ''1.5 r5385''::text AS version'
+ LANGUAGE 'sql' IMMUTABLE;
+
+CREATE OR REPLACE FUNCTION postgis_lib_version() RETURNS text
+ AS '$libdir/postgis-1.5'
+ LANGUAGE 'C' IMMUTABLE; -- a new lib will require a new session
+
+-- NOTE: starting at 1.1.0 this is the same of postgis_lib_version()
+CREATE OR REPLACE FUNCTION postgis_scripts_released() RETURNS text
+ AS '$libdir/postgis-1.5'
+ LANGUAGE 'C' IMMUTABLE;
+
+CREATE OR REPLACE FUNCTION postgis_uses_stats() RETURNS bool
+ AS '$libdir/postgis-1.5'
+ LANGUAGE 'C' IMMUTABLE;
+
+CREATE OR REPLACE FUNCTION postgis_geos_version() RETURNS text
+ AS '$libdir/postgis-1.5'
+ LANGUAGE 'C' IMMUTABLE;
+
+CREATE OR REPLACE FUNCTION postgis_libxml_version() RETURNS text
+ AS '$libdir/postgis-1.5'
+ LANGUAGE 'C' IMMUTABLE;
+
+CREATE OR REPLACE FUNCTION postgis_scripts_build_date() RETURNS text
+ AS 'SELECT ''2010-03-11 19:15:17''::text AS version'
+ LANGUAGE 'sql' IMMUTABLE;
+
+CREATE OR REPLACE FUNCTION postgis_lib_build_date() RETURNS text
+ AS '$libdir/postgis-1.5'
+ LANGUAGE 'C' IMMUTABLE;
+
+
+
+CREATE OR REPLACE FUNCTION postgis_full_version() RETURNS text
+AS $$
+DECLARE
+ libver text;
+ projver text;
+ geosver text;
+ libxmlver text;
+ usestats bool;
+ dbproc text;
+ relproc text;
+ fullver text;
+BEGIN
+ SELECT postgis_lib_version() INTO libver;
+ SELECT postgis_proj_version() INTO projver;
+ SELECT postgis_geos_version() INTO geosver;
+ SELECT postgis_libxml_version() INTO libxmlver;
+ SELECT postgis_uses_stats() INTO usestats;
+ SELECT postgis_scripts_installed() INTO dbproc;
+ SELECT postgis_scripts_released() INTO relproc;
+
+ fullver = 'POSTGIS="' || libver || '"';
+
+ IF geosver IS NOT NULL THEN
+ fullver = fullver || ' GEOS="' || geosver || '"';
+ END IF;
+
+ IF projver IS NOT NULL THEN
+ fullver = fullver || ' PROJ="' || projver || '"';
+ END IF;
+
+ IF libxmlver IS NOT NULL THEN
+ fullver = fullver || ' LIBXML="' || libxmlver || '"';
+ END IF;
+
+ IF usestats THEN
+ fullver = fullver || ' USE_STATS';
+ END IF;
+
+ -- fullver = fullver || ' DBPROC="' || dbproc || '"';
+ -- fullver = fullver || ' RELPROC="' || relproc || '"';
+
+ IF dbproc != relproc THEN
+ fullver = fullver || ' (procs from ' || dbproc || ' need upgrade)';
+ END IF;
+
+ RETURN fullver;
+END
+$$
+LANGUAGE 'plpgsql' IMMUTABLE;
+
+---------------------------------------------------------------
+-- CASTS
+---------------------------------------------------------------
+
+-- Legacy ST_ variants of casts, to be removed in 2.0
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_box2d(geometry)
+ RETURNS box2d
+ AS '$libdir/postgis-1.5','LWGEOM_to_BOX2DFLOAT4'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_box3d(geometry)
+ RETURNS box3d
+ AS '$libdir/postgis-1.5','LWGEOM_to_BOX3D'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_box(geometry)
+ RETURNS box
+ AS '$libdir/postgis-1.5','LWGEOM_to_BOX'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_box2d(box3d)
+ RETURNS box2d
+ AS '$libdir/postgis-1.5','BOX3D_to_BOX2DFLOAT4'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_box3d(box2d)
+ RETURNS box3d
+ AS '$libdir/postgis-1.5','BOX2DFLOAT4_to_BOX3D'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_box(box3d)
+ RETURNS box
+ AS '$libdir/postgis-1.5','BOX3D_to_BOX'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_text(geometry)
+ RETURNS text
+ AS '$libdir/postgis-1.5','LWGEOM_to_text'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_geometry(box2d)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','BOX2DFLOAT4_to_LWGEOM'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_geometry(box3d)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','BOX3D_to_LWGEOM'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_geometry(text)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','parse_WKT_lwgeom'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_geometry(chip)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','CHIP_to_LWGEOM'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_geometry(bytea)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','LWGEOM_from_bytea'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_bytea(geometry)
+ RETURNS bytea
+ AS '$libdir/postgis-1.5','LWGEOM_to_bytea'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_box3d_extent(box3d_extent)
+ RETURNS box3d
+ AS '$libdir/postgis-1.5', 'BOX3D_extent_to_BOX3D'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_box2d(box3d_extent)
+ RETURNS box2d
+ AS '$libdir/postgis-1.5', 'BOX3D_to_BOX2DFLOAT4'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.5.0
+CREATE OR REPLACE FUNCTION st_geometry(box3d_extent)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','BOX3D_to_LWGEOM'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
+
+CREATE OR REPLACE FUNCTION box2d(geometry)
+ RETURNS box2d
+ AS '$libdir/postgis-1.5','LWGEOM_to_BOX2DFLOAT4'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION box3d(geometry)
+ RETURNS box3d
+ AS '$libdir/postgis-1.5','LWGEOM_to_BOX3D'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION box(geometry)
+ RETURNS box
+ AS '$libdir/postgis-1.5','LWGEOM_to_BOX'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION box2d(box3d)
+ RETURNS box2d
+ AS '$libdir/postgis-1.5','BOX3D_to_BOX2DFLOAT4'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION box3d(box2d)
+ RETURNS box3d
+ AS '$libdir/postgis-1.5','BOX2DFLOAT4_to_BOX3D'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION box(box3d)
+ RETURNS box
+ AS '$libdir/postgis-1.5','BOX3D_to_BOX'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION text(geometry)
+ RETURNS text
+ AS '$libdir/postgis-1.5','LWGEOM_to_text'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- this is kept for backward-compatibility
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION box3dtobox(box3d)
+ RETURNS box
+ AS 'SELECT box($1)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geometry(box2d)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','BOX2DFLOAT4_to_LWGEOM'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geometry(box3d)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','BOX3D_to_LWGEOM'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geometry(text)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','parse_WKT_lwgeom'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geometry(chip)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','CHIP_to_LWGEOM'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geometry(bytea)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','LWGEOM_from_bytea'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION bytea(geometry)
+ RETURNS bytea
+ AS '$libdir/postgis-1.5','LWGEOM_to_bytea'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- 7.3+ explicit casting definitions
+CREATE CAST (geometry AS box2d) WITH FUNCTION box2d(geometry) AS IMPLICIT;
+CREATE CAST (geometry AS box3d) WITH FUNCTION box3d(geometry) AS IMPLICIT;
+CREATE CAST (geometry AS box) WITH FUNCTION box(geometry) AS IMPLICIT;
+CREATE CAST (box3d AS box2d) WITH FUNCTION box2d(box3d) AS IMPLICIT;
+CREATE CAST (box2d AS box3d) WITH FUNCTION box3d(box2d) AS IMPLICIT;
+CREATE CAST (box2d AS geometry) WITH FUNCTION geometry(box2d) AS IMPLICIT;
+CREATE CAST (box3d AS box) WITH FUNCTION box(box3d) AS IMPLICIT;
+CREATE CAST (box3d AS geometry) WITH FUNCTION geometry(box3d) AS IMPLICIT;
+CREATE CAST (text AS geometry) WITH FUNCTION geometry(text) AS IMPLICIT;
+CREATE CAST (geometry AS text) WITH FUNCTION text(geometry) AS IMPLICIT;
+CREATE CAST (chip AS geometry) WITH FUNCTION geometry(chip) AS IMPLICIT;
+CREATE CAST (bytea AS geometry) WITH FUNCTION geometry(bytea) AS IMPLICIT;
+CREATE CAST (geometry AS bytea) WITH FUNCTION bytea(geometry) AS IMPLICIT;
+
+-- Casts to allow the box3d_extent type to automatically cast to box3d/box2d in queries
+CREATE CAST (box3d_extent AS box3d) WITH FUNCTION box3d_extent(box3d_extent) AS IMPLICIT;
+CREATE CAST (box3d_extent AS box2d) WITH FUNCTION box2d(box3d_extent) AS IMPLICIT;
+CREATE CAST (box3d_extent AS geometry) WITH FUNCTION geometry(box3d_extent) AS IMPLICIT;
+
+---------------------------------------------------------------
+-- Algorithms
+---------------------------------------------------------------
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION Simplify(geometry, float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_simplify2d'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_Simplify(geometry, float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_simplify2d'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- SnapToGrid(input, xoff, yoff, xsize, ysize)
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION SnapToGrid(geometry, float8, float8, float8, float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_snaptogrid'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_SnapToGrid(geometry, float8, float8, float8, float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_snaptogrid'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- SnapToGrid(input, xsize, ysize) # offsets=0
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION SnapToGrid(geometry, float8, float8)
+ RETURNS geometry
+ AS 'SELECT SnapToGrid($1, 0, 0, $2, $3)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_SnapToGrid(geometry, float8, float8)
+ RETURNS geometry
+ AS 'SELECT ST_SnapToGrid($1, 0, 0, $2, $3)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- SnapToGrid(input, size) # xsize=ysize=size, offsets=0
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION SnapToGrid(geometry, float8)
+ RETURNS geometry
+ AS 'SELECT SnapToGrid($1, 0, 0, $2, $2)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_SnapToGrid(geometry, float8)
+ RETURNS geometry
+ AS 'SELECT ST_SnapToGrid($1, 0, 0, $2, $2)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- SnapToGrid(input, point_offsets, xsize, ysize, zsize, msize)
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION SnapToGrid(geometry, geometry, float8, float8, float8, float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_snaptogrid_pointoff'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_SnapToGrid(geometry, geometry, float8, float8, float8, float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_snaptogrid_pointoff'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION Segmentize(geometry, float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_segmentize2d'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_Segmentize(geometry, float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_segmentize2d'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+---------------------------------------------------------------
+-- LRS
+---------------------------------------------------------------
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION line_interpolate_point(geometry, float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_line_interpolate_point'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_line_interpolate_point(geometry, float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_line_interpolate_point'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION line_substring(geometry, float8, float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_line_substring'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_line_substring(geometry, float8, float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_line_substring'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION line_locate_point(geometry, geometry)
+ RETURNS float8
+ AS '$libdir/postgis-1.5', 'LWGEOM_line_locate_point'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_line_locate_point(geometry, geometry)
+ RETURNS float8
+ AS '$libdir/postgis-1.5', 'LWGEOM_line_locate_point'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION locate_between_measures(geometry, float8, float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_locate_between_m'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_locate_between_measures(geometry, float8, float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_locate_between_m'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION locate_along_measure(geometry, float8)
+ RETURNS geometry
+ AS $$ SELECT locate_between_measures($1, $2, $2) $$
+ LANGUAGE 'sql' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_locate_along_measure(geometry, float8)
+ RETURNS geometry
+ AS $$ SELECT locate_between_measures($1, $2, $2) $$
+ LANGUAGE 'sql' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION ST_AddMeasure(geometry, float8, float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'ST_AddMeasure'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+---------------------------------------------------------------
+-- GEOS
+---------------------------------------------------------------
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION intersection(geometry,geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','intersection'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: intersection(geometry,geometry)
+CREATE OR REPLACE FUNCTION ST_Intersection(geometry,geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','intersection'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION buffer(geometry,float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','buffer'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- PostGIS equivalent function: buffer(geometry,float8)
+CREATE OR REPLACE FUNCTION ST_Buffer(geometry,float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','buffer'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Availability: 1.5.0 - requires GEOS-3.2 or higher
+CREATE OR REPLACE FUNCTION _ST_Buffer(geometry,float8,cstring)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','buffer'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_Buffer(geometry,float8,integer)
+ RETURNS geometry
+ AS $$ SELECT _ST_Buffer($1, $2,
+ CAST('quad_segs='||CAST($3 AS text) as cstring))
+ $$
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION ST_buffer(geometry,float8,text)
+ RETURNS geometry
+ AS $$ SELECT _ST_Buffer($1, $2,
+ CAST( regexp_replace($3, '^[0123456789]+$',
+ 'quad_segs='||$3) AS cstring)
+ )
+ $$
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION buffer(geometry,float8,integer)
+ RETURNS geometry
+ AS 'SELECT ST_Buffer($1, $2, $3)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION convexhull(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','convexhull'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- PostGIS equivalent function: convexhull(geometry)
+CREATE OR REPLACE FUNCTION ST_ConvexHull(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','convexhull'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Only accepts LINESTRING as parameters.
+-- Availability: 1.4.0
+CREATE OR REPLACE FUNCTION _ST_LineCrossingDirection(geometry, geometry)
+ RETURNS integer
+ AS '$libdir/postgis-1.5', 'ST_LineCrossingDirection'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Availability: 1.4.0
+CREATE OR REPLACE FUNCTION ST_LineCrossingDirection(geometry, geometry)
+ RETURNS integer AS
+ $$ SELECT CASE WHEN NOT $1 && $2 THEN 0 ELSE _ST_LineCrossingDirection($1,$2) END $$
+ LANGUAGE 'sql' IMMUTABLE;
+
+
+-- Only accepts LINESTRING as parameters.
+-- Availability: 1.4.0
+CREATE OR REPLACE FUNCTION ST_LocateBetweenElevations(geometry, float8, float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'ST_LocateBetweenElevations'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Requires GEOS >= 3.0.0
+-- Availability: 1.3.3
+CREATE OR REPLACE FUNCTION ST_SimplifyPreserveTopology(geometry, float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','topologypreservesimplify'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Requires GEOS >= 3.1.0
+-- Availability: 1.4.0
+CREATE OR REPLACE FUNCTION ST_IsValidReason(geometry)
+ RETURNS text
+ AS '$libdir/postgis-1.5', 'isvalidreason'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+
+-- Requires GEOS >= 3.2.0
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION ST_HausdorffDistance(geometry, geometry)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5', 'hausdorffdistance'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+
+
+-- Requires GEOS >= 3.2.0
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION ST_HausdorffDistance(geometry, geometry, float8)
+ RETURNS FLOAT8
+ AS '$libdir/postgis-1.5', 'hausdorffdistancedensify'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION difference(geometry,geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','difference'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: difference(geometry,geometry)
+CREATE OR REPLACE FUNCTION ST_Difference(geometry,geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','difference'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION boundary(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','boundary'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: boundary(geometry)
+CREATE OR REPLACE FUNCTION ST_Boundary(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','boundary'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION symdifference(geometry,geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','symdifference'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: symdifference(geometry,geometry)
+CREATE OR REPLACE FUNCTION ST_SymDifference(geometry,geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','symdifference'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION symmetricdifference(geometry,geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','symdifference'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_symmetricdifference(geometry,geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','symdifference'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION GeomUnion(geometry,geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','geomunion'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: GeomUnion(geometry,geometry)
+CREATE OR REPLACE FUNCTION ST_Union(geometry,geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','geomunion'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+--------------------------------------------------------------------------------
+-- Aggregates and their supporting functions
+--------------------------------------------------------------------------------
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION collect(geometry, geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_collect'
+ LANGUAGE 'C' IMMUTABLE;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_collect(geometry, geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_collect'
+ LANGUAGE 'C' IMMUTABLE;
+
+-- Deprecation in 1.2.3
+CREATE AGGREGATE memcollect(
+ sfunc = ST_collect,
+ basetype = geometry,
+ stype = geometry
+ );
+
+-- Availability: 1.2.2
+CREATE AGGREGATE ST_memcollect(
+ sfunc = ST_collect,
+ basetype = geometry,
+ stype = geometry
+ );
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_collect (geometry[])
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_collect_garray'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE AGGREGATE MemGeomUnion (
+ basetype = geometry,
+ sfunc = geomunion,
+ stype = geometry
+ );
+
+-- Availability: 1.2.2
+CREATE AGGREGATE ST_MemUnion (
+ basetype = geometry,
+ sfunc = ST_Union,
+ stype = geometry
+ );
+
+--
+-- pgis_abs
+-- Container type to hold the ArrayBuildState pointer as it passes through
+-- the geometry array accumulation aggregate.
+--
+CREATE OR REPLACE FUNCTION pgis_abs_in(cstring)
+ RETURNS pgis_abs
+ AS '$libdir/postgis-1.5'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION pgis_abs_out(pgis_abs)
+ RETURNS cstring
+ AS '$libdir/postgis-1.5'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE TYPE pgis_abs (
+ internallength = 8,
+ input = pgis_abs_in,
+ output = pgis_abs_out,
+ alignment = double
+);
+
+-- Availability: 1.4.0
+CREATE OR REPLACE FUNCTION pgis_geometry_accum_transfn(pgis_abs, geometry)
+ RETURNS pgis_abs
+ AS '$libdir/postgis-1.5'
+ LANGUAGE 'C';
+
+-- Availability: 1.4.0
+CREATE OR REPLACE FUNCTION pgis_geometry_accum_finalfn(pgis_abs)
+ RETURNS geometry[]
+ AS '$libdir/postgis-1.5'
+ LANGUAGE 'C';
+
+-- Availability: 1.4.0
+CREATE OR REPLACE FUNCTION pgis_geometry_union_finalfn(pgis_abs)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5'
+ LANGUAGE 'C';
+
+-- Availability: 1.4.0
+CREATE OR REPLACE FUNCTION pgis_geometry_collect_finalfn(pgis_abs)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5'
+ LANGUAGE 'C';
+
+-- Availability: 1.4.0
+CREATE OR REPLACE FUNCTION pgis_geometry_polygonize_finalfn(pgis_abs)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5'
+ LANGUAGE 'C';
+
+-- Availability: 1.4.0
+CREATE OR REPLACE FUNCTION pgis_geometry_makeline_finalfn(pgis_abs)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5'
+ LANGUAGE 'C';
+
+-- Deprecation in: 1.2.3
+CREATE AGGREGATE accum (
+ sfunc = pgis_geometry_accum_transfn,
+ basetype = geometry,
+ stype = pgis_abs,
+ finalfunc = pgis_geometry_accum_finalfn
+ );
+
+-- Availability: 1.2.2
+CREATE AGGREGATE ST_Accum (
+ sfunc = pgis_geometry_accum_transfn,
+ basetype = geometry,
+ stype = pgis_abs,
+ finalfunc = pgis_geometry_accum_finalfn
+ );
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION unite_garray (geometry[])
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'pgis_union_geometry_array'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.4.0
+CREATE OR REPLACE FUNCTION ST_unite_garray (geometry[])
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','pgis_union_geometry_array'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.4.0
+CREATE OR REPLACE FUNCTION ST_Union (geometry[])
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','pgis_union_geometry_array'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE AGGREGATE ST_Union (
+ basetype = geometry,
+ sfunc = pgis_geometry_accum_transfn,
+ stype = pgis_abs,
+ finalfunc = pgis_geometry_union_finalfn
+ );
+
+-- Deprecation in 1.2.3
+CREATE AGGREGATE collect (
+ basetype = geometry,
+ sfunc = pgis_geometry_accum_transfn,
+ stype = pgis_abs,
+ finalfunc = pgis_geometry_collect_finalfn
+);
+
+-- Availability: 1.2.2
+CREATE AGGREGATE ST_Collect (
+ BASETYPE = geometry,
+ SFUNC = pgis_geometry_accum_transfn,
+ STYPE = pgis_abs,
+ FINALFUNC = pgis_geometry_collect_finalfn
+ );
+
+-- Deprecation in 1.2.3
+CREATE AGGREGATE Polygonize (
+ BASETYPE = geometry,
+ SFUNC = pgis_geometry_accum_transfn,
+ STYPE = pgis_abs,
+ FINALFUNC = pgis_geometry_polygonize_finalfn
+ );
+
+-- Availability: 1.2.2
+CREATE AGGREGATE ST_Polygonize (
+ BASETYPE = geometry,
+ SFUNC = pgis_geometry_accum_transfn,
+ STYPE = pgis_abs,
+ FINALFUNC = pgis_geometry_polygonize_finalfn
+ );
+
+-- Deprecation in 1.2.3
+CREATE AGGREGATE makeline (
+ BASETYPE = geometry,
+ SFUNC = pgis_geometry_accum_transfn,
+ STYPE = pgis_abs,
+ FINALFUNC = pgis_geometry_makeline_finalfn
+ );
+
+-- Availability: 1.2.2
+CREATE AGGREGATE ST_MakeLine (
+ BASETYPE = geometry,
+ SFUNC = pgis_geometry_accum_transfn,
+ STYPE = pgis_abs,
+ FINALFUNC = pgis_geometry_makeline_finalfn
+ );
+
+
+
+--------------------------------------------------------------------------------
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION relate(geometry,geometry)
+ RETURNS text
+ AS '$libdir/postgis-1.5','relate_full'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_relate(geometry,geometry)
+ RETURNS text
+ AS '$libdir/postgis-1.5','relate_full'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION relate(geometry,geometry,text)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5','relate_pattern'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: relate(geometry,geometry,text)
+CREATE OR REPLACE FUNCTION ST_Relate(geometry,geometry,text)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5','relate_pattern'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION disjoint(geometry,geometry)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: disjoint(geometry,geometry)
+CREATE OR REPLACE FUNCTION ST_Disjoint(geometry,geometry)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5','disjoint'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION touches(geometry,geometry)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: touches(geometry,geometry)
+CREATE OR REPLACE FUNCTION _ST_Touches(geometry,geometry)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5','touches'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Availability: 1.2.2
+-- Inlines index magic
+CREATE OR REPLACE FUNCTION ST_Touches(geometry,geometry)
+ RETURNS boolean
+ AS 'SELECT $1 && $2 AND _ST_Touches($1,$2)'
+ LANGUAGE 'SQL' IMMUTABLE;
+
+-- Availability: 1.3.4
+CREATE OR REPLACE FUNCTION _ST_DWithin(geometry,geometry,float8)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5', 'LWGEOM_dwithin'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_DWithin(geometry, geometry, float8)
+ RETURNS boolean
+ AS 'SELECT $1 && ST_Expand($2,$3) AND $2 && ST_Expand($1,$3) AND _ST_DWithin($1, $2, $3)'
+ LANGUAGE 'SQL' IMMUTABLE;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION intersects(geometry,geometry)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: intersects(geometry,geometry)
+CREATE OR REPLACE FUNCTION _ST_Intersects(geometry,geometry)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5','intersects'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Availability: 1.2.2
+-- Inlines index magic
+CREATE OR REPLACE FUNCTION ST_Intersects(geometry,geometry)
+ RETURNS boolean
+ AS 'SELECT $1 && $2 AND _ST_Intersects($1,$2)'
+ LANGUAGE 'SQL' IMMUTABLE;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION crosses(geometry,geometry)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: crosses(geometry,geometry)
+CREATE OR REPLACE FUNCTION _ST_Crosses(geometry,geometry)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5','crosses'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Availability: 1.2.2
+-- Inlines index magic
+CREATE OR REPLACE FUNCTION ST_Crosses(geometry,geometry)
+ RETURNS boolean
+ AS 'SELECT $1 && $2 AND _ST_Crosses($1,$2)'
+ LANGUAGE 'SQL' IMMUTABLE;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION within(geometry,geometry)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: within(geometry,geometry)
+CREATE OR REPLACE FUNCTION _ST_Within(geometry,geometry)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5','within'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Availability: 1.2.2
+-- Inlines index magic
+CREATE OR REPLACE FUNCTION ST_Within(geometry,geometry)
+ RETURNS boolean
+ AS 'SELECT $1 && $2 AND _ST_Within($1,$2)'
+ LANGUAGE 'SQL' IMMUTABLE;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION Contains(geometry,geometry)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: contains(geometry,geometry)
+CREATE OR REPLACE FUNCTION _ST_Contains(geometry,geometry)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5','contains'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Availability: 1.2.2
+-- Inlines index magic
+CREATE OR REPLACE FUNCTION ST_Contains(geometry,geometry)
+ RETURNS boolean
+ AS 'SELECT $1 && $2 AND _ST_Contains($1,$2)'
+ LANGUAGE 'SQL' IMMUTABLE;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION _ST_CoveredBy(geometry,geometry)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5', 'coveredby'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_CoveredBy(geometry,geometry)
+ RETURNS boolean
+ AS 'SELECT $1 && $2 AND _ST_CoveredBy($1,$2)'
+ LANGUAGE 'SQL' IMMUTABLE;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION _ST_Covers(geometry,geometry)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5', 'covers'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Availability: 1.2.2
+-- Inlines index magic
+CREATE OR REPLACE FUNCTION ST_Covers(geometry,geometry)
+ RETURNS boolean
+ AS 'SELECT $1 && $2 AND _ST_Covers($1,$2)'
+ LANGUAGE 'SQL' IMMUTABLE;
+
+-- Availability: 1.4.0
+CREATE OR REPLACE FUNCTION _ST_ContainsProperly(geometry,geometry)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5','containsproperly'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Availability: 1.4.0
+-- Inlines index magic
+CREATE OR REPLACE FUNCTION ST_ContainsProperly(geometry,geometry)
+ RETURNS boolean
+ AS 'SELECT $1 && $2 AND _ST_ContainsProperly($1,$2)'
+ LANGUAGE 'SQL' IMMUTABLE;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION overlaps(geometry,geometry)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: overlaps(geometry,geometry)
+CREATE OR REPLACE FUNCTION _ST_Overlaps(geometry,geometry)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5','overlaps'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Availability: 1.2.2
+-- Inlines index magic
+CREATE OR REPLACE FUNCTION ST_Overlaps(geometry,geometry)
+ RETURNS boolean
+ AS 'SELECT $1 && $2 AND _ST_Overlaps($1,$2)'
+ LANGUAGE 'SQL' IMMUTABLE;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION IsValid(geometry)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5', 'isvalid'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- PostGIS equivalent function: IsValid(geometry)
+-- TODO: change null returns to true
+CREATE OR REPLACE FUNCTION ST_IsValid(geometry)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5', 'isvalid'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- This is also available w/out GEOS
+CREATE OR REPLACE FUNCTION Centroid(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: Centroid(geometry)
+CREATE OR REPLACE FUNCTION ST_Centroid(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'centroid'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION IsRing(geometry)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: IsRing(geometry)
+CREATE OR REPLACE FUNCTION ST_IsRing(geometry)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5', 'isring'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION PointOnSurface(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: PointOnSurface(geometry)
+CREATE OR REPLACE FUNCTION ST_PointOnSurface(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'pointonsurface'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION IsSimple(geometry)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5', 'issimple'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: IsSimple(geometry)
+CREATE OR REPLACE FUNCTION ST_IsSimple(geometry)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5', 'issimple'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION Equals(geometry,geometry)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5','geomequals'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION _ST_Equals(geometry,geometry)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5','geomequals'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Availability: 1.2.1
+CREATE OR REPLACE FUNCTION ST_Equals(geometry,geometry)
+ RETURNS boolean
+ AS 'SELECT $1 && $2 AND _ST_Equals($1,$2)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+
+-----------------------------------------------------------------------
+-- GML & KML INPUT
+-- Availability: 1.5.0
+-----------------------------------------------------------------------
+CREATE OR REPLACE FUNCTION ST_GeomFromGML(text)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','geom_from_gml'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION ST_GMLToSQL(text)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','geom_from_gml'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION ST_GeomFromKML(text)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','geom_from_kml'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-----------------------------------------------------------------------
+-- SVG OUTPUT
+-----------------------------------------------------------------------
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION AsSVG(geometry,int4,int4)
+ RETURNS TEXT
+ AS '$libdir/postgis-1.5','assvg_geometry'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_AsSVG(geometry,int4,int4)
+ RETURNS TEXT
+ AS '$libdir/postgis-1.5','assvg_geometry'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION AsSVG(geometry,int4)
+ RETURNS TEXT
+ AS '$libdir/postgis-1.5','assvg_geometry'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_AsSVG(geometry,int4)
+ RETURNS TEXT
+ AS '$libdir/postgis-1.5','assvg_geometry'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION AsSVG(geometry)
+ RETURNS TEXT
+ AS '$libdir/postgis-1.5','assvg_geometry'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_AsSVG(geometry)
+ RETURNS TEXT
+ AS '$libdir/postgis-1.5','assvg_geometry'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-----------------------------------------------------------------------
+-- GML OUTPUT
+-----------------------------------------------------------------------
+-- _ST_AsGML(version, geom, precision, option)
+CREATE OR REPLACE FUNCTION _ST_AsGML(int4, geometry, int4, int4)
+ RETURNS TEXT
+ AS '$libdir/postgis-1.5','LWGEOM_asGML'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- AsGML(geom, precision) / version=2
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION AsGML(geometry, int4)
+ RETURNS TEXT
+ AS 'SELECT _ST_AsGML(2, $1, $2, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_AsGML(geometry, int4)
+ RETURNS TEXT
+ AS 'SELECT _ST_AsGML(2, $1, $2, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- AsGML(geom) / precision=15 version=2
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION AsGML(geometry)
+ RETURNS TEXT
+ AS 'SELECT _ST_AsGML(2, $1, 15, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_AsGML(geometry)
+ RETURNS TEXT
+ AS 'SELECT _ST_AsGML(2, $1, 15, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- ST_AsGML(version, geom) / precision=15 version=2
+-- Availability: 1.3.2
+CREATE OR REPLACE FUNCTION ST_AsGML(int4, geometry)
+ RETURNS TEXT
+ AS 'SELECT _ST_AsGML($1, $2, 15, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- ST_AsGML(version, geom, precision)
+-- Availability: 1.3.2
+CREATE OR REPLACE FUNCTION ST_AsGML(int4, geometry, int4)
+ RETURNS TEXT
+ AS 'SELECT _ST_AsGML($1, $2, $3, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- ST_AsGML (geom, precision, option) / version=2
+-- Availability: 1.4.0
+CREATE OR REPLACE FUNCTION ST_AsGML(geometry, int4, int4)
+ RETURNS TEXT
+ AS 'SELECT _ST_AsGML(2, $1, $2, $3)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- ST_AsGML(version, geom, precision, option)
+-- Availability: 1.4.0
+CREATE OR REPLACE FUNCTION ST_AsGML(int4, geometry, int4, int4)
+ RETURNS TEXT
+ AS 'SELECT _ST_AsGML($1, $2, $3, $4)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-----------------------------------------------------------------------
+-- KML OUTPUT
+-----------------------------------------------------------------------
+-- _ST_AsKML(version, geom, precision)
+CREATE OR REPLACE FUNCTION _ST_AsKML(int4, geometry, int4)
+ RETURNS TEXT
+ AS '$libdir/postgis-1.5','LWGEOM_asKML'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- AsKML(geom, precision) / version=2
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION AsKML(geometry, int4)
+ RETURNS TEXT
+ AS 'SELECT _ST_AsKML(2, transform($1,4326), $2)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_AsKML(geometry, int4)
+ RETURNS TEXT
+ AS 'SELECT _ST_AsKML(2, ST_Transform($1,4326), $2)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- AsKML(geom) / precision=15 version=2
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION AsKML(geometry)
+ RETURNS TEXT
+ AS 'SELECT _ST_AsKML(2, transform($1,4326), 15)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- AsKML(version, geom, precision)
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION AsKML(int4, geometry, int4)
+ RETURNS TEXT
+ AS 'SELECT _ST_AsKML($1, transform($2,4326), $3)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_AsKML(geometry)
+ RETURNS TEXT
+ AS 'SELECT _ST_AsKML(2, ST_Transform($1,4326), 15)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- ST_AsKML(version, geom) / precision=15 version=2
+-- Availability: 1.3.2
+CREATE OR REPLACE FUNCTION ST_AsKML(int4, geometry)
+ RETURNS TEXT
+ AS 'SELECT _ST_AsKML($1, ST_Transform($2,4326), 15)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- ST_AsKML(version, geom, precision)
+-- Availability: 1.3.2
+CREATE OR REPLACE FUNCTION ST_AsKML(int4, geometry, int4)
+ RETURNS TEXT
+ AS 'SELECT _ST_AsKML($1, ST_Transform($2,4326), $3)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-----------------------------------------------------------------------
+-- GEOJSON OUTPUT
+-- Availability: 1.3.4
+-----------------------------------------------------------------------
+-- _ST_AsGeoJson(version, geom, precision, options)
+CREATE OR REPLACE FUNCTION _ST_AsGeoJson(int4, geometry, int4, int4)
+ RETURNS TEXT
+ AS '$libdir/postgis-1.5','LWGEOM_asGeoJson'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- ST_AsGeoJson(geom, precision) / version=1 options=0
+CREATE OR REPLACE FUNCTION ST_AsGeoJson(geometry, int4)
+ RETURNS TEXT
+ AS 'SELECT _ST_AsGeoJson(1, $1, $2, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- ST_AsGeoJson(geom) / precision=15 version=1 options=0
+CREATE OR REPLACE FUNCTION ST_AsGeoJson(geometry)
+ RETURNS TEXT
+ AS 'SELECT _ST_AsGeoJson(1, $1, 15, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- ST_AsGeoJson(version, geom) / precision=15 options=0
+CREATE OR REPLACE FUNCTION ST_AsGeoJson(int4, geometry)
+ RETURNS TEXT
+ AS 'SELECT _ST_AsGeoJson($1, $2, 15, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- ST_AsGeoJson(version, geom, precision) / options=0
+CREATE OR REPLACE FUNCTION ST_AsGeoJson(int4, geometry, int4)
+ RETURNS TEXT
+ AS 'SELECT _ST_AsGeoJson($1, $2, $3, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- ST_AsGeoJson(geom, precision, options) / version=1
+CREATE OR REPLACE FUNCTION ST_AsGeoJson(geometry, int4, int4)
+ RETURNS TEXT
+ AS 'SELECT _ST_AsGeoJson(1, $1, $2, $3)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- ST_AsGeoJson(version, geom, precision,options)
+CREATE OR REPLACE FUNCTION ST_AsGeoJson(int4, geometry, int4, int4)
+ RETURNS TEXT
+ AS 'SELECT _ST_AsGeoJson($1, $2, $3, $4)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+------------------------------------------------------------------------
+-- GeoHash (geohash.org)
+------------------------------------------------------------------------
+
+-- Availability 1.4.0
+CREATE OR REPLACE FUNCTION ST_GeoHash(geometry, int4)
+ RETURNS TEXT
+ AS '$libdir/postgis-1.5', 'ST_GeoHash'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability 1.4.0
+CREATE OR REPLACE FUNCTION ST_GeoHash(geometry)
+ RETURNS TEXT
+ AS 'SELECT ST_GeoHash($1, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+------------------------------------------------------------------------
+-- OGC defined
+------------------------------------------------------------------------
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION NumPoints(geometry)
+ RETURNS int4
+ AS '$libdir/postgis-1.5', 'LWGEOM_numpoints_linestring'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: NumPoints(geometry)
+CREATE OR REPLACE FUNCTION ST_NumPoints(geometry)
+ RETURNS int4
+ AS '$libdir/postgis-1.5', 'LWGEOM_numpoints_linestring'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION NumGeometries(geometry)
+ RETURNS int4
+ AS '$libdir/postgis-1.5', 'LWGEOM_numgeometries_collection'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: NumGeometries(geometry)
+CREATE OR REPLACE FUNCTION ST_NumGeometries(geometry)
+ RETURNS int4
+ AS '$libdir/postgis-1.5', 'LWGEOM_numgeometries_collection'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION GeometryN(geometry,integer)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_geometryn_collection'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: GeometryN(geometry)
+CREATE OR REPLACE FUNCTION ST_GeometryN(geometry,integer)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_geometryn_collection'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION Dimension(geometry)
+ RETURNS int4
+ AS '$libdir/postgis-1.5', 'LWGEOM_dimension'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: Dimension(geometry)
+CREATE OR REPLACE FUNCTION ST_Dimension(geometry)
+ RETURNS int4
+ AS '$libdir/postgis-1.5', 'LWGEOM_dimension'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION ExteriorRing(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','LWGEOM_exteriorring_polygon'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: ExteriorRing(geometry)
+CREATE OR REPLACE FUNCTION ST_ExteriorRing(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','LWGEOM_exteriorring_polygon'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION NumInteriorRings(geometry)
+ RETURNS integer
+ AS '$libdir/postgis-1.5','LWGEOM_numinteriorrings_polygon'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: NumInteriorRings(geometry)
+CREATE OR REPLACE FUNCTION ST_NumInteriorRings(geometry)
+ RETURNS integer
+ AS '$libdir/postgis-1.5','LWGEOM_numinteriorrings_polygon'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION NumInteriorRing(geometry)
+ RETURNS integer
+ AS '$libdir/postgis-1.5','LWGEOM_numinteriorrings_polygon'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_NumInteriorRing(geometry)
+ RETURNS integer
+ AS '$libdir/postgis-1.5','LWGEOM_numinteriorrings_polygon'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION InteriorRingN(geometry,integer)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','LWGEOM_interiorringn_polygon'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: InteriorRingN(geometry)
+CREATE OR REPLACE FUNCTION ST_InteriorRingN(geometry,integer)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','LWGEOM_interiorringn_polygon'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION GeometryType(geometry)
+ RETURNS text
+ AS '$libdir/postgis-1.5', 'LWGEOM_getTYPE'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Not quite equivalent to GeometryType
+CREATE OR REPLACE FUNCTION ST_GeometryType(geometry)
+ RETURNS text
+ AS '$libdir/postgis-1.5', 'geometry_geometrytype'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION PointN(geometry,integer)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','LWGEOM_pointn_linestring'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: PointN(geometry,integer)
+CREATE OR REPLACE FUNCTION ST_PointN(geometry,integer)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','LWGEOM_pointn_linestring'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION X(geometry)
+ RETURNS float8
+ AS '$libdir/postgis-1.5','LWGEOM_x_point'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: X(geometry)
+CREATE OR REPLACE FUNCTION ST_X(geometry)
+ RETURNS float8
+ AS '$libdir/postgis-1.5','LWGEOM_x_point'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION Y(geometry)
+ RETURNS float8
+ AS '$libdir/postgis-1.5','LWGEOM_y_point'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: Y(geometry)
+CREATE OR REPLACE FUNCTION ST_Y(geometry)
+ RETURNS float8
+ AS '$libdir/postgis-1.5','LWGEOM_y_point'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION Z(geometry)
+ RETURNS float8
+ AS '$libdir/postgis-1.5','LWGEOM_z_point'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_Z(geometry)
+ RETURNS float8
+ AS '$libdir/postgis-1.5','LWGEOM_z_point'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION M(geometry)
+ RETURNS float8
+ AS '$libdir/postgis-1.5','LWGEOM_m_point'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_M(geometry)
+ RETURNS float8
+ AS '$libdir/postgis-1.5','LWGEOM_m_point'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION StartPoint(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_startpoint_linestring'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: StartPoint(geometry))
+CREATE OR REPLACE FUNCTION ST_StartPoint(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_startpoint_linestring'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION EndPoint(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_endpoint_linestring'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: EndPoint(geometry))
+CREATE OR REPLACE FUNCTION ST_EndPoint(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_endpoint_linestring'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION IsClosed(geometry)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5', 'LWGEOM_isclosed_linestring'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: IsClosed(geometry)
+CREATE OR REPLACE FUNCTION ST_IsClosed(geometry)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5', 'LWGEOM_isclosed_linestring'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION IsEmpty(geometry)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5', 'LWGEOM_isempty'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: IsEmpty(geometry)
+CREATE OR REPLACE FUNCTION ST_IsEmpty(geometry)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5', 'LWGEOM_isempty'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION SRID(geometry)
+ RETURNS int4
+ AS '$libdir/postgis-1.5','LWGEOM_getSRID'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: getSRID(geometry)
+CREATE OR REPLACE FUNCTION ST_SRID(geometry)
+ RETURNS int4
+ AS '$libdir/postgis-1.5','LWGEOM_getSRID'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION SetSRID(geometry,int4)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','LWGEOM_setSRID'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_SetSRID(geometry,int4)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','LWGEOM_setSRID'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION AsBinary(geometry)
+ RETURNS bytea
+ AS '$libdir/postgis-1.5','LWGEOM_asBinary'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: AsBinary(geometry)
+CREATE OR REPLACE FUNCTION ST_AsBinary(geometry)
+ RETURNS bytea
+ AS '$libdir/postgis-1.5','LWGEOM_asBinary'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION AsBinary(geometry,text)
+ RETURNS bytea
+ AS '$libdir/postgis-1.5','LWGEOM_asBinary'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_AsBinary(geometry,text)
+ RETURNS bytea
+ AS '$libdir/postgis-1.5','LWGEOM_asBinary'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION AsText(geometry)
+ RETURNS TEXT
+ AS '$libdir/postgis-1.5','LWGEOM_asText'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: AsText(geometry)
+CREATE OR REPLACE FUNCTION ST_AsText(geometry)
+ RETURNS TEXT
+ AS '$libdir/postgis-1.5','LWGEOM_asText'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION GeometryFromText(text)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','LWGEOM_from_text'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_GeometryFromText(text)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','LWGEOM_from_text'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION GeometryFromText(text, int4)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','LWGEOM_from_text'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_GeometryFromText(text, int4)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','LWGEOM_from_text'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION GeomFromText(text)
+ RETURNS geometry AS 'SELECT geometryfromtext($1)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_GeomFromText(text)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','LWGEOM_from_text'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION GeomFromText(text, int4)
+ RETURNS geometry AS 'SELECT geometryfromtext($1, $2)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: ST_GeometryFromText(text, int4)
+CREATE OR REPLACE FUNCTION ST_GeomFromText(text, int4)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','LWGEOM_from_text'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION PointFromText(text)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromText($1)) = ''POINT''
+ THEN GeomFromText($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_PointFromText(text)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(ST_GeomFromText($1)) = ''POINT''
+ THEN ST_GeomFromText($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION PointFromText(text, int4)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromText($1, $2)) = ''POINT''
+ THEN GeomFromText($1,$2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: PointFromText(text, int4)
+-- TODO: improve this ... by not duplicating constructor time.
+CREATE OR REPLACE FUNCTION ST_PointFromText(text, int4)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(ST_GeomFromText($1, $2)) = ''POINT''
+ THEN ST_GeomFromText($1, $2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION LineFromText(text)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromText($1)) = ''LINESTRING''
+ THEN GeomFromText($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_LineFromText(text)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(ST_GeomFromText($1)) = ''LINESTRING''
+ THEN ST_GeomFromText($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION LineFromText(text, int4)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromText($1, $2)) = ''LINESTRING''
+ THEN GeomFromText($1,$2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: LineFromText(text, int4)
+CREATE OR REPLACE FUNCTION ST_LineFromText(text, int4)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromText($1, $2)) = ''LINESTRING''
+ THEN GeomFromText($1,$2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION LineStringFromText(text)
+ RETURNS geometry
+ AS 'SELECT LineFromText($1)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION LineStringFromText(text, int4)
+ RETURNS geometry
+ AS 'SELECT LineFromText($1, $2)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION PolyFromText(text)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromText($1)) = ''POLYGON''
+ THEN GeomFromText($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_PolyFromText(text)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(ST_GeomFromText($1)) = ''POLYGON''
+ THEN ST_GeomFromText($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION PolyFromText(text, int4)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromText($1, $2)) = ''POLYGON''
+ THEN GeomFromText($1,$2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: ST_PolygonFromText(text, int4)
+CREATE OR REPLACE FUNCTION ST_PolyFromText(text, int4)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(ST_GeomFromText($1, $2)) = ''POLYGON''
+ THEN ST_GeomFromText($1, $2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION PolygonFromText(text, int4)
+ RETURNS geometry
+ AS 'SELECT PolyFromText($1, $2)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_PolygonFromText(text, int4)
+ RETURNS geometry
+ AS 'SELECT PolyFromText($1, $2)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION PolygonFromText(text)
+ RETURNS geometry
+ AS 'SELECT PolyFromText($1)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_PolygonFromText(text)
+ RETURNS geometry
+ AS 'SELECT ST_PolyFromText($1)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MLineFromText(text, int4)
+ RETURNS geometry
+ AS '
+ SELECT CASE
+ WHEN geometrytype(GeomFromText($1, $2)) = ''MULTILINESTRING''
+ THEN GeomFromText($1,$2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: MLineFromText(text, int4)
+CREATE OR REPLACE FUNCTION ST_MLineFromText(text, int4)
+ RETURNS geometry
+ AS '
+ SELECT CASE
+ WHEN geometrytype(GeomFromText($1, $2)) = ''MULTILINESTRING''
+ THEN GeomFromText($1,$2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MLineFromText(text)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromText($1)) = ''MULTILINESTRING''
+ THEN GeomFromText($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_MLineFromText(text)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(ST_GeomFromText($1)) = ''MULTILINESTRING''
+ THEN ST_GeomFromText($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MultiLineStringFromText(text)
+ RETURNS geometry
+ AS 'SELECT ST_MLineFromText($1)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_MultiLineStringFromText(text)
+ RETURNS geometry
+ AS 'SELECT ST_MLineFromText($1)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MultiLineStringFromText(text, int4)
+ RETURNS geometry
+ AS 'SELECT MLineFromText($1, $2)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_MultiLineStringFromText(text, int4)
+ RETURNS geometry
+ AS 'SELECT MLineFromText($1, $2)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MPointFromText(text, int4)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromText($1,$2)) = ''MULTIPOINT''
+ THEN GeomFromText($1,$2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: MPointFromText(text, int4)
+CREATE OR REPLACE FUNCTION ST_MPointFromText(text, int4)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromText($1, $2)) = ''MULTIPOINT''
+ THEN GeomFromText($1, $2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MPointFromText(text)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromText($1)) = ''MULTIPOINT''
+ THEN GeomFromText($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_MPointFromText(text)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(ST_GeomFromText($1)) = ''MULTIPOINT''
+ THEN ST_GeomFromText($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MultiPointFromText(text, int4)
+ RETURNS geometry
+ AS 'SELECT MPointFromText($1, $2)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MultiPointFromText(text)
+ RETURNS geometry
+ AS 'SELECT MPointFromText($1)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_MultiPointFromText(text)
+ RETURNS geometry
+ AS 'SELECT ST_MPointFromText($1)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MultiPointFromText(text)
+ RETURNS geometry
+ AS 'SELECT MPointFromText($1)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_MultiPointFromText(text)
+ RETURNS geometry
+ AS 'SELECT MPointFromText($1)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MPolyFromText(text, int4)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromText($1, $2)) = ''MULTIPOLYGON''
+ THEN GeomFromText($1,$2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: MPolyFromText(text, int4)
+CREATE OR REPLACE FUNCTION ST_MPolyFromText(text, int4)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(ST_GeomFromText($1, $2)) = ''MULTIPOLYGON''
+ THEN ST_GeomFromText($1,$2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MPolyFromText(text)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromText($1)) = ''MULTIPOLYGON''
+ THEN GeomFromText($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+--Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_MPolyFromText(text)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(ST_GeomFromText($1)) = ''MULTIPOLYGON''
+ THEN ST_GeomFromText($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MultiPolygonFromText(text, int4)
+ RETURNS geometry
+ AS 'SELECT MPolyFromText($1, $2)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_MultiPolygonFromText(text, int4)
+ RETURNS geometry
+ AS 'SELECT MPolyFromText($1, $2)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MultiPolygonFromText(text)
+ RETURNS geometry
+ AS 'SELECT MPolyFromText($1)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_MultiPolygonFromText(text)
+ RETURNS geometry
+ AS 'SELECT MPolyFromText($1)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION GeomCollFromText(text, int4)
+ RETURNS geometry
+ AS '
+ SELECT CASE
+ WHEN geometrytype(GeomFromText($1, $2)) = ''GEOMETRYCOLLECTION''
+ THEN GeomFromText($1,$2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_GeomCollFromText(text, int4)
+ RETURNS geometry
+ AS '
+ SELECT CASE
+ WHEN geometrytype(ST_GeomFromText($1, $2)) = ''GEOMETRYCOLLECTION''
+ THEN ST_GeomFromText($1,$2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION GeomCollFromText(text)
+ RETURNS geometry
+ AS '
+ SELECT CASE
+ WHEN geometrytype(GeomFromText($1)) = ''GEOMETRYCOLLECTION''
+ THEN GeomFromText($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_GeomCollFromText(text)
+ RETURNS geometry
+ AS '
+ SELECT CASE
+ WHEN geometrytype(ST_GeomFromText($1)) = ''GEOMETRYCOLLECTION''
+ THEN ST_GeomFromText($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION GeomFromWKB(bytea)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','LWGEOM_from_WKB'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_GeomFromWKB(bytea)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','LWGEOM_from_WKB'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION GeomFromWKB(bytea, int)
+ RETURNS geometry
+ AS 'SELECT setSRID(GeomFromWKB($1), $2)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: GeomFromWKB(bytea, int)
+CREATE OR REPLACE FUNCTION ST_GeomFromWKB(bytea, int)
+ RETURNS geometry
+ AS 'SELECT ST_SetSRID(ST_GeomFromWKB($1), $2)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION PointFromWKB(bytea, int)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromWKB($1, $2)) = ''POINT''
+ THEN GeomFromWKB($1, $2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: PointFromWKB(bytea, int)
+CREATE OR REPLACE FUNCTION ST_PointFromWKB(bytea, int)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(ST_GeomFromWKB($1, $2)) = ''POINT''
+ THEN ST_GeomFromWKB($1, $2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION PointFromWKB(bytea)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromWKB($1)) = ''POINT''
+ THEN GeomFromWKB($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_PointFromWKB(bytea)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(ST_GeomFromWKB($1)) = ''POINT''
+ THEN ST_GeomFromWKB($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION LineFromWKB(bytea, int)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromWKB($1, $2)) = ''LINESTRING''
+ THEN GeomFromWKB($1, $2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: LineFromWKB(bytea, int)
+CREATE OR REPLACE FUNCTION ST_LineFromWKB(bytea, int)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(ST_GeomFromWKB($1, $2)) = ''LINESTRING''
+ THEN ST_GeomFromWKB($1, $2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION LineFromWKB(bytea)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromWKB($1)) = ''LINESTRING''
+ THEN GeomFromWKB($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_LineFromWKB(bytea)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(ST_GeomFromWKB($1)) = ''LINESTRING''
+ THEN ST_GeomFromWKB($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION LinestringFromWKB(bytea, int)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromWKB($1, $2)) = ''LINESTRING''
+ THEN GeomFromWKB($1, $2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_LinestringFromWKB(bytea, int)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(ST_GeomFromWKB($1, $2)) = ''LINESTRING''
+ THEN ST_GeomFromWKB($1, $2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION LinestringFromWKB(bytea)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromWKB($1)) = ''LINESTRING''
+ THEN GeomFromWKB($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_LinestringFromWKB(bytea)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromWKB($1)) = ''LINESTRING''
+ THEN GeomFromWKB($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION PolyFromWKB(bytea, int)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromWKB($1, $2)) = ''POLYGON''
+ THEN GeomFromWKB($1, $2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: PolyFromWKB(text, int)
+CREATE OR REPLACE FUNCTION ST_PolyFromWKB(bytea, int)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(ST_GeomFromWKB($1, $2)) = ''POLYGON''
+ THEN ST_GeomFromWKB($1, $2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION PolyFromWKB(bytea)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromWKB($1)) = ''POLYGON''
+ THEN GeomFromWKB($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_PolyFromWKB(bytea)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(ST_GeomFromWKB($1)) = ''POLYGON''
+ THEN ST_GeomFromWKB($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION PolygonFromWKB(bytea, int)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromWKB($1,$2)) = ''POLYGON''
+ THEN GeomFromWKB($1, $2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_PolygonFromWKB(bytea, int)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(ST_GeomFromWKB($1,$2)) = ''POLYGON''
+ THEN ST_GeomFromWKB($1, $2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION PolygonFromWKB(bytea)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromWKB($1)) = ''POLYGON''
+ THEN GeomFromWKB($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_PolygonFromWKB(bytea)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromWKB($1)) = ''POLYGON''
+ THEN GeomFromWKB($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MPointFromWKB(bytea, int)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromWKB($1,$2)) = ''MULTIPOINT''
+ THEN GeomFromWKB($1, $2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: MPointFromWKB(text, int)
+CREATE OR REPLACE FUNCTION ST_MPointFromWKB(bytea, int)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromWKB($1, $2)) = ''MULTIPOINT''
+ THEN GeomFromWKB($1, $2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MPointFromWKB(bytea)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromWKB($1)) = ''MULTIPOINT''
+ THEN GeomFromWKB($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_MPointFromWKB(bytea)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(ST_GeomFromWKB($1)) = ''MULTIPOINT''
+ THEN ST_GeomFromWKB($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MultiPointFromWKB(bytea, int)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromWKB($1,$2)) = ''MULTIPOINT''
+ THEN GeomFromWKB($1, $2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_MultiPointFromWKB(bytea, int)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(ST_GeomFromWKB($1,$2)) = ''MULTIPOINT''
+ THEN ST_GeomFromWKB($1, $2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MultiPointFromWKB(bytea)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromWKB($1)) = ''MULTIPOINT''
+ THEN GeomFromWKB($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_MultiPointFromWKB(bytea)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(ST_GeomFromWKB($1)) = ''MULTIPOINT''
+ THEN ST_GeomFromWKB($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MultiLineFromWKB(bytea, int)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromWKB($1, $2)) = ''MULTILINESTRING''
+ THEN GeomFromWKB($1, $2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION MultiLineFromWKB(bytea, int)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromWKB($1, $2)) = ''MULTILINESTRING''
+ THEN GeomFromWKB($1, $2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MultiLineFromWKB(bytea)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromWKB($1)) = ''MULTILINESTRING''
+ THEN GeomFromWKB($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_MultiLineFromWKB(bytea)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(ST_GeomFromWKB($1)) = ''MULTILINESTRING''
+ THEN ST_GeomFromWKB($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MLineFromWKB(bytea, int)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromWKB($1, $2)) = ''MULTILINESTRING''
+ THEN GeomFromWKB($1, $2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: MLineFromWKB(text, int)
+CREATE OR REPLACE FUNCTION ST_MLineFromWKB(bytea, int)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(ST_GeomFromWKB($1, $2)) = ''MULTILINESTRING''
+ THEN ST_GeomFromWKB($1, $2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MLineFromWKB(bytea)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromWKB($1)) = ''MULTILINESTRING''
+ THEN GeomFromWKB($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_MLineFromWKB(bytea)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(ST_GeomFromWKB($1)) = ''MULTILINESTRING''
+ THEN ST_GeomFromWKB($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MPolyFromWKB(bytea, int)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromWKB($1, $2)) = ''MULTIPOLYGON''
+ THEN GeomFromWKB($1, $2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: MPolyFromWKB(bytea, int)
+CREATE OR REPLACE FUNCTION ST_MPolyFromWKB(bytea, int)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(ST_GeomFromWKB($1, $2)) = ''MULTIPOLYGON''
+ THEN ST_GeomFromWKB($1, $2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MPolyFromWKB(bytea)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromWKB($1)) = ''MULTIPOLYGON''
+ THEN GeomFromWKB($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_MPolyFromWKB(bytea)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(ST_GeomFromWKB($1)) = ''MULTIPOLYGON''
+ THEN ST_GeomFromWKB($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MultiPolyFromWKB(bytea, int)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromWKB($1, $2)) = ''MULTIPOLYGON''
+ THEN GeomFromWKB($1, $2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_MultiPolyFromWKB(bytea, int)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(ST_GeomFromWKB($1, $2)) = ''MULTIPOLYGON''
+ THEN ST_GeomFromWKB($1, $2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION MultiPolyFromWKB(bytea)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(GeomFromWKB($1)) = ''MULTIPOLYGON''
+ THEN GeomFromWKB($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_MultiPolyFromWKB(bytea)
+ RETURNS geometry
+ AS '
+ SELECT CASE WHEN geometrytype(ST_GeomFromWKB($1)) = ''MULTIPOLYGON''
+ THEN ST_GeomFromWKB($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION GeomCollFromWKB(bytea, int)
+ RETURNS geometry
+ AS '
+ SELECT CASE
+ WHEN geometrytype(GeomFromWKB($1, $2)) = ''GEOMETRYCOLLECTION''
+ THEN GeomFromWKB($1, $2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_GeomCollFromWKB(bytea, int)
+ RETURNS geometry
+ AS '
+ SELECT CASE
+ WHEN geometrytype(GeomFromWKB($1, $2)) = ''GEOMETRYCOLLECTION''
+ THEN GeomFromWKB($1, $2)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION GeomCollFromWKB(bytea)
+ RETURNS geometry
+ AS '
+ SELECT CASE
+ WHEN geometrytype(GeomFromWKB($1)) = ''GEOMETRYCOLLECTION''
+ THEN GeomFromWKB($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_GeomCollFromWKB(bytea)
+ RETURNS geometry
+ AS '
+ SELECT CASE
+ WHEN geometrytype(ST_GeomFromWKB($1)) = ''GEOMETRYCOLLECTION''
+ THEN ST_GeomFromWKB($1)
+ ELSE NULL END
+ '
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+--New functions
+
+-- Maximum distance between linestrings.
+
+CREATE OR REPLACE FUNCTION max_distance(geometry,geometry)
+ RETURNS float8
+ AS '$libdir/postgis-1.5', 'LWGEOM_maxdistance2d_linestring'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION _ST_MaxDistance(geometry,geometry)
+ RETURNS float8
+ AS '$libdir/postgis-1.5', 'LWGEOM_maxdistance2d_linestring'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION ST_MaxDistance(geometry,geometry)
+ RETURNS float8
+ AS 'SELECT _ST_MaxDistance(ST_ConvexHull($1), ST_ConvexHull($2))'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION ST_ClosestPoint(geometry,geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_closestpoint'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION ST_ShortestLine(geometry,geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_shortestline2d'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION _ST_LongestLine(geometry,geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_longestline2d'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION ST_LongestLine(geometry,geometry)
+ RETURNS geometry
+ AS 'SELECT _ST_LongestLine(ST_ConvexHull($1), ST_ConvexHull($2))'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION _ST_DFullyWithin(geometry,geometry,float8)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5', 'LWGEOM_dfullywithin'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION ST_DFullyWithin(geometry, geometry, float8)
+ RETURNS boolean
+ AS 'SELECT $1 && ST_Expand($2,$3) AND $2 && ST_Expand($1,$3) AND _ST_DFullyWithin(ST_ConvexHull($1), ST_ConvexHull($2), $3)'
+ LANGUAGE 'SQL' IMMUTABLE;
+
+
+--
+-- SFSQL 1.1
+--
+-- BdPolyFromText(multiLineStringTaggedText String, SRID Integer): Polygon
+--
+-- Construct a Polygon given an arbitrary
+-- collection of closed linestrings as a
+-- MultiLineString text representation.
+--
+-- This is a PLPGSQL function rather then an SQL function
+-- To avoid double call of BuildArea (one to get GeometryType
+-- and another to actual return, in a CASE WHEN construct).
+-- Also, we profit from plpgsql to RAISE exceptions.
+--
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION BdPolyFromText(text, integer)
+RETURNS geometry
+AS $$
+DECLARE
+ geomtext alias for $1;
+ srid alias for $2;
+ mline geometry;
+ geom geometry;
+BEGIN
+ mline := MultiLineStringFromText(geomtext, srid);
+
+ IF mline IS NULL
+ THEN
+ RAISE EXCEPTION 'Input is not a MultiLinestring';
+ END IF;
+
+ geom := BuildArea(mline);
+
+ IF GeometryType(geom) != 'POLYGON'
+ THEN
+ RAISE EXCEPTION 'Input returns more then a single polygon, try using BdMPolyFromText instead';
+ END IF;
+
+ RETURN geom;
+END;
+$$
+LANGUAGE 'plpgsql' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_BdPolyFromText(text, integer)
+RETURNS geometry
+AS $$
+DECLARE
+ geomtext alias for $1;
+ srid alias for $2;
+ mline geometry;
+ geom geometry;
+BEGIN
+ mline := ST_MultiLineStringFromText(geomtext, srid);
+
+ IF mline IS NULL
+ THEN
+ RAISE EXCEPTION 'Input is not a MultiLinestring';
+ END IF;
+
+ geom := ST_BuildArea(mline);
+
+ IF GeometryType(geom) != 'POLYGON'
+ THEN
+ RAISE EXCEPTION 'Input returns more then a single polygon, try using BdMPolyFromText instead';
+ END IF;
+
+ RETURN geom;
+END;
+$$
+LANGUAGE 'plpgsql' IMMUTABLE STRICT;
+
+--
+-- SFSQL 1.1
+--
+-- BdMPolyFromText(multiLineStringTaggedText String, SRID Integer): MultiPolygon
+--
+-- Construct a MultiPolygon given an arbitrary
+-- collection of closed linestrings as a
+-- MultiLineString text representation.
+--
+-- This is a PLPGSQL function rather then an SQL function
+-- To raise an exception in case of invalid input.
+--
+-- Deprecation in 1.2.3
+CREATE OR REPLACE FUNCTION BdMPolyFromText(text, integer)
+RETURNS geometry
+AS $$
+DECLARE
+ geomtext alias for $1;
+ srid alias for $2;
+ mline geometry;
+ geom geometry;
+BEGIN
+ mline := MultiLineStringFromText(geomtext, srid);
+
+ IF mline IS NULL
+ THEN
+ RAISE EXCEPTION 'Input is not a MultiLinestring';
+ END IF;
+
+ geom := multi(BuildArea(mline));
+
+ RETURN geom;
+END;
+$$
+LANGUAGE 'plpgsql' IMMUTABLE STRICT;
+
+-- Availability: 1.2.2
+CREATE OR REPLACE FUNCTION ST_BdMPolyFromText(text, integer)
+RETURNS geometry
+AS $$
+DECLARE
+ geomtext alias for $1;
+ srid alias for $2;
+ mline geometry;
+ geom geometry;
+BEGIN
+ mline := ST_MultiLineStringFromText(geomtext, srid);
+
+ IF mline IS NULL
+ THEN
+ RAISE EXCEPTION 'Input is not a MultiLinestring';
+ END IF;
+
+ geom := multi(ST_BuildArea(mline));
+
+ RETURN geom;
+END;
+$$
+LANGUAGE 'plpgsql' IMMUTABLE STRICT;
+
+
+-- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+--
+-- $Id: long_xact.sql.in.c 4894 2009-11-25 19:15:57Z pramsey $
+--
+-- PostGIS - Spatial Types for PostgreSQL
+-- http://postgis.refractions.net
+-- Copyright 2001-2003 Refractions Research Inc.
+--
+-- This is free software; you can redistribute and/or modify it under
+-- the terms of the GNU General Public Licence. See the COPYING file.
+--
+-- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+
+
+
+
+
+-----------------------------------------------------------------------
+-- LONG TERM LOCKING
+-----------------------------------------------------------------------
+
+-- UnlockRows(authid)
+-- removes all locks held by the given auth
+-- returns the number of locks released
+CREATE OR REPLACE FUNCTION UnlockRows(text)
+ RETURNS int
+ AS $$
+DECLARE
+ ret int;
+BEGIN
+
+ IF NOT LongTransactionsEnabled() THEN
+ RAISE EXCEPTION 'Long transaction support disabled, use EnableLongTransaction() to enable.';
+ END IF;
+
+ EXECUTE 'DELETE FROM authorization_table where authid = ' ||
+ quote_literal($1);
+
+ GET DIAGNOSTICS ret = ROW_COUNT;
+
+ RETURN ret;
+END;
+$$
+LANGUAGE 'plpgsql' VOLATILE STRICT;
+
+-- LockRow([schema], table, rowid, auth, [expires])
+-- Returns 1 if successfully obtained the lock, 0 otherwise
+CREATE OR REPLACE FUNCTION LockRow(text, text, text, text, timestamp)
+ RETURNS int
+ AS $$
+DECLARE
+ myschema alias for $1;
+ mytable alias for $2;
+ myrid alias for $3;
+ authid alias for $4;
+ expires alias for $5;
+ ret int;
+ mytoid oid;
+ myrec RECORD;
+
+BEGIN
+
+ IF NOT LongTransactionsEnabled() THEN
+ RAISE EXCEPTION 'Long transaction support disabled, use EnableLongTransaction() to enable.';
+ END IF;
+
+ EXECUTE 'DELETE FROM authorization_table WHERE expires < now()';
+
+ SELECT c.oid INTO mytoid FROM pg_class c, pg_namespace n
+ WHERE c.relname = mytable
+ AND c.relnamespace = n.oid
+ AND n.nspname = myschema;
+
+ -- RAISE NOTICE 'toid: %', mytoid;
+
+ FOR myrec IN SELECT * FROM authorization_table WHERE
+ toid = mytoid AND rid = myrid
+ LOOP
+ IF myrec.authid != authid THEN
+ RETURN 0;
+ ELSE
+ RETURN 1;
+ END IF;
+ END LOOP;
+
+ EXECUTE 'INSERT INTO authorization_table VALUES ('||
+ quote_literal(mytoid::text)||','||quote_literal(myrid)||
+ ','||quote_literal(expires::text)||
+ ','||quote_literal(authid) ||')';
+
+ GET DIAGNOSTICS ret = ROW_COUNT;
+
+ RETURN ret;
+END;
+$$
+LANGUAGE 'plpgsql' VOLATILE STRICT;
+
+-- LockRow(schema, table, rid, authid);
+CREATE OR REPLACE FUNCTION LockRow(text, text, text, text)
+ RETURNS int
+ AS
+$$ SELECT LockRow($1, $2, $3, $4, now()::timestamp+'1:00'); $$
+ LANGUAGE 'sql' VOLATILE STRICT;
+
+-- LockRow(table, rid, authid);
+CREATE OR REPLACE FUNCTION LockRow(text, text, text)
+ RETURNS int
+ AS
+$$ SELECT LockRow(current_schema(), $1, $2, $3, now()::timestamp+'1:00'); $$
+ LANGUAGE 'sql' VOLATILE STRICT;
+
+-- LockRow(schema, table, rid, expires);
+CREATE OR REPLACE FUNCTION LockRow(text, text, text, timestamp)
+ RETURNS int
+ AS
+$$ SELECT LockRow(current_schema(), $1, $2, $3, $4); $$
+ LANGUAGE 'sql' VOLATILE STRICT;
+
+
+CREATE OR REPLACE FUNCTION AddAuth(text)
+ RETURNS BOOLEAN
+ AS $$
+DECLARE
+ lockid alias for $1;
+ okay boolean;
+ myrec record;
+BEGIN
+ -- check to see if table exists
+ -- if not, CREATE TEMP TABLE mylock (transid xid, lockcode text)
+ okay := 'f';
+ FOR myrec IN SELECT * FROM pg_class WHERE relname = 'temp_lock_have_table' LOOP
+ okay := 't';
+ END LOOP;
+ IF (okay <> 't') THEN
+ CREATE TEMP TABLE temp_lock_have_table (transid xid, lockcode text);
+ -- this will only work from pgsql7.4 up
+ -- ON COMMIT DELETE ROWS;
+ END IF;
+
+ -- INSERT INTO mylock VALUES ( $1)
+-- EXECUTE 'INSERT INTO temp_lock_have_table VALUES ( '||
+-- quote_literal(getTransactionID()) || ',' ||
+-- quote_literal(lockid) ||')';
+
+ INSERT INTO temp_lock_have_table VALUES (getTransactionID(), lockid);
+
+ RETURN true::boolean;
+END;
+$$
+LANGUAGE PLPGSQL;
+
+
+-- CheckAuth( <schema>, <table>, <ridcolumn> )
+--
+-- Returns 0
+--
+CREATE OR REPLACE FUNCTION CheckAuth(text, text, text)
+ RETURNS INT
+ AS $$
+DECLARE
+ schema text;
+BEGIN
+ IF NOT LongTransactionsEnabled() THEN
+ RAISE EXCEPTION 'Long transaction support disabled, use EnableLongTransaction() to enable.';
+ END IF;
+
+ if ( $1 != '' ) THEN
+ schema = $1;
+ ELSE
+ SELECT current_schema() into schema;
+ END IF;
+
+ -- TODO: check for an already existing trigger ?
+
+ EXECUTE 'CREATE TRIGGER check_auth BEFORE UPDATE OR DELETE ON '
+ || quote_ident(schema) || '.' || quote_ident($2)
+ ||' FOR EACH ROW EXECUTE PROCEDURE CheckAuthTrigger('
+ || quote_literal($3) || ')';
+
+ RETURN 0;
+END;
+$$
+LANGUAGE 'plpgsql';
+
+-- CheckAuth(<table>, <ridcolumn>)
+CREATE OR REPLACE FUNCTION CheckAuth(text, text)
+ RETURNS INT
+ AS
+ $$ SELECT CheckAuth('', $1, $2) $$
+ LANGUAGE 'SQL';
+
+CREATE OR REPLACE FUNCTION CheckAuthTrigger()
+ RETURNS trigger AS
+ '$libdir/postgis-1.5', 'check_authorization'
+ LANGUAGE C;
+
+CREATE OR REPLACE FUNCTION GetTransactionID()
+ RETURNS xid AS
+ '$libdir/postgis-1.5', 'getTransactionID'
+ LANGUAGE C;
+
+
+--
+-- Enable Long transactions support
+--
+-- Creates the authorization_table if not already existing
+--
+CREATE OR REPLACE FUNCTION EnableLongTransactions()
+ RETURNS TEXT
+ AS $$
+DECLARE
+ "query" text;
+ exists bool;
+ rec RECORD;
+
+BEGIN
+
+ exists = 'f';
+ FOR rec IN SELECT * FROM pg_class WHERE relname = 'authorization_table'
+ LOOP
+ exists = 't';
+ END LOOP;
+
+ IF NOT exists
+ THEN
+ "query" = 'CREATE TABLE authorization_table (
+ toid oid, -- table oid
+ rid text, -- row id
+ expires timestamp,
+ authid text
+ )';
+ EXECUTE "query";
+ END IF;
+
+ exists = 'f';
+ FOR rec IN SELECT * FROM pg_class WHERE relname = 'authorized_tables'
+ LOOP
+ exists = 't';
+ END LOOP;
+
+ IF NOT exists THEN
+ "query" = 'CREATE VIEW authorized_tables AS ' ||
+ 'SELECT ' ||
+ 'n.nspname as schema, ' ||
+ 'c.relname as table, trim(' ||
+ quote_literal(chr(92) || '000') ||
+ ' from t.tgargs) as id_column ' ||
+ 'FROM pg_trigger t, pg_class c, pg_proc p ' ||
+ ', pg_namespace n ' ||
+ 'WHERE p.proname = ' || quote_literal('checkauthtrigger') ||
+ ' AND c.relnamespace = n.oid' ||
+ ' AND t.tgfoid = p.oid and t.tgrelid = c.oid';
+ EXECUTE "query";
+ END IF;
+
+ RETURN 'Long transactions support enabled';
+END;
+$$
+LANGUAGE 'plpgsql';
+
+--
+-- Check if Long transactions support is enabled
+--
+CREATE OR REPLACE FUNCTION LongTransactionsEnabled()
+ RETURNS bool
+AS $$
+DECLARE
+ rec RECORD;
+BEGIN
+ FOR rec IN SELECT oid FROM pg_class WHERE relname = 'authorized_tables'
+ LOOP
+ return 't';
+ END LOOP;
+ return 'f';
+END;
+$$
+LANGUAGE 'plpgsql';
+
+--
+-- Disable Long transactions support
+--
+-- (1) Drop any long_xact trigger
+-- (2) Drop the authorization_table
+-- (3) KEEP the authorized_tables view
+--
+CREATE OR REPLACE FUNCTION DisableLongTransactions()
+ RETURNS TEXT
+ AS $$
+DECLARE
+ rec RECORD;
+
+BEGIN
+
+ --
+ -- Drop all triggers applied by CheckAuth()
+ --
+ FOR rec IN
+ SELECT c.relname, t.tgname, t.tgargs FROM pg_trigger t, pg_class c, pg_proc p
+ WHERE p.proname = 'checkauthtrigger' and t.tgfoid = p.oid and t.tgrelid = c.oid
+ LOOP
+ EXECUTE 'DROP TRIGGER ' || quote_ident(rec.tgname) ||
+ ' ON ' || quote_ident(rec.relname);
+ END LOOP;
+
+ --
+ -- Drop the authorization_table table
+ --
+ FOR rec IN SELECT * FROM pg_class WHERE relname = 'authorization_table' LOOP
+ DROP TABLE authorization_table;
+ END LOOP;
+
+ --
+ -- Drop the authorized_tables view
+ --
+ FOR rec IN SELECT * FROM pg_class WHERE relname = 'authorized_tables' LOOP
+ DROP VIEW authorized_tables;
+ END LOOP;
+
+ RETURN 'Long transactions support disabled';
+END;
+$$
+LANGUAGE 'plpgsql';
+
+---------------------------------------------------------------
+-- END
+---------------------------------------------------------------
+
+
+-- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+--
+-- $Id: sqlmm.sql.in.c 4894 2009-11-25 19:15:57Z pramsey $
+--
+-- PostGIS - Spatial Types for PostgreSQL
+-- http://postgis.refractions.net
+-- Copyright 2001-2003 Refractions Research Inc.
+--
+-- This is free software; you can redistribute and/or modify it under
+-- the terms of the GNU General Public Licence. See the COPYING file.
+--
+-- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+-- This file defines a subset of SQL/MM functions (that is, only those
+-- currently defined by ESRI's ArcSDE). Since these functions already exist
+-- in PostGIS (for the most part), these functions simply expose the current
+-- functions. Although mostly complying with SQL/MM standards, these prototypes
+-- follow ESRI's ArcSDE SQL Specifications and not SQL/MM standards where
+-- disparities exist.
+--
+-- Specification Disparity Notes:
+-- * ST_OrderingEquals(geometry, geometry) is implemented as per
+-- ESRI's ArcSDE SQL specifications, not SQL/MM specifications.
+-- (http://edndoc.esri.com/arcsde/9.1/sql_api/sqlapi3.htm#ST_OrderingEquals)
+-- * Geometry constructors default to an SRID of -1, not 0 as per SQL/MM specs.
+-- * Boolean return type methods (ie. ST_IsValid, ST_IsEmpty, ...)
+-- * SQL/MM : RETURNS 1 if TRUE, 0 if (FALSE, NULL)
+-- * ESRI in Informix : RETURNS 1 if (TRUE, NULL), 0 if FALSE
+-- * ESRI in DB2 : RETURNS 1 if TRUE, 0 if FALSE, NULL if NULL
+-- * PostGIS : RETURNS 1 if TRUE, 0 if FALSE, NULL if NULL
+--
+-- TODO: Implement ESRI's Shape constructors
+-- * SE_AsShape(geometry)
+-- * SE_ShapeToSQL
+-- * SE_GeomFromShape
+-- * SE_PointFromShape
+-- * SE_LineFromShape
+-- * SE_PolyFromShape
+-- * SE_MPointFromShape
+-- * SE_MLineFromShape
+-- * SE_MPolyFromShape
+-- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+
+
+
+-------------------------------------------------------------------------------
+-- SQL/MM (ArcSDE subset) - SQL Functions for constructing an ST_Geometry
+-- value given its WTK representation
+-- (http://edndoc.esri.com/arcsde/9.1/general_topics/storing_geo_in_rdbms.html)
+-------------------------------------------------------------------------------
+
+-- PostGIS equivalent function: ST_GeometryFromText(text)
+-- Note: Defaults to an SRID=-1, not 0 as per SQL/MM specs.
+CREATE OR REPLACE FUNCTION ST_WKTToSQL(text)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','LWGEOM_from_text'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- ST_GeomFromText(text, int4) - already defined
+-- ST_PointFromText(text, int4) - already defined
+-- ST_LineFromText(text, int4) - already defined
+-- ST_PolyFromText(text, int4) - already defined
+-- ST_MPointFromText(text, int4) - already defined
+-- ST_MLineFromText(text, int4) - already defined
+-- ST_MPolyFromText(text, int4) - already defined
+
+-------------------------------------------------------------------------------
+-- SQL/MM (ArcSDE subset) - SQL Functions for constructing an ST_Geometry
+-- value given its WKB representation
+-------------------------------------------------------------------------------
+
+-- PostGIS equivalent function: GeomFromWKB(bytea))
+-- Note: Defaults to an SRID=-1, not 0 as per SQL/MM specs.
+
+CREATE OR REPLACE FUNCTION ST_WKBToSQL(bytea)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','LWGEOM_from_WKB'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- ST_GeomFromWKB(bytea, int) - already defined
+-- ST_PointFromWKB(bytea, int) - already defined
+-- ST_LineFromWKB(bytea, int) - already defined
+-- ST_PolyFromWKB(bytea, int) - already defined
+-- ST_MPointFromWKB(bytea, int) - already defined
+-- ST_MLineFromWKB(bytea, int) - already defined
+-- ST_MPolyFromWKB(bytea, int) - already defined
+
+-------------------------------------------------------------------------------
+-- SQL/MM (ArcSDE subset) - SQL Functions for constructing an ST_Geometry
+-- value given an ESRI Shape representation
+-------------------------------------------------------------------------------
+
+-- TODO: SE_ShapeToSQL
+-- TODO: SE_GeomFromShape
+-- TODO: SE_PointFromShape
+-- TODO: SE_LineFromShape
+-- TODO: SE_PolyFromShape
+-- TODO: SE_MPointFromShape
+-- TODO: SE_MLineFromShape
+-- TODO: SE_MPolyFromShape
+
+-------------------------------------------------------------------------------
+-- SQL/MM (ArcSDE subset) - SQL Functions for obtaining the WKT representation
+-- of an ST_Geometry
+-------------------------------------------------------------------------------
+
+-- ST_AsText(geometry) - already defined
+
+-------------------------------------------------------------------------------
+-- SQL/MM (ArcSDE subset) - SQL Functions for obtaining the WKB representation
+-- of an ST_Geometry
+-------------------------------------------------------------------------------
+
+-- ST_AsBinary(geometry) - already defined
+
+-------------------------------------------------------------------------------
+-- SQL/MM (ArcSDE subset) - SQL Functions for obtaining the ESRI Shape
+-- representation of an ST_Geometry
+-------------------------------------------------------------------------------
+
+-- TODO: SE_AsShape(geometry)
+--CREATE OR REPLACE FUNCTION SE_AsShape(geometry)
+-- RETURNS bytea
+-- AS '$libdir/postgis-1.5','LWGEOM_AsShape'
+-- LANGUAGE 'C' IMMUTABLE STRICT;
+
+-------------------------------------------------------------------------------
+-- SQL/MM (ArcSDE subset) - SQL Functions on type ST_Geometry
+-------------------------------------------------------------------------------
+
+-- PostGIS equivalent function: ndims(geometry)
+CREATE OR REPLACE FUNCTION ST_CoordDim(geometry)
+ RETURNS smallint
+ AS '$libdir/postgis-1.5', 'LWGEOM_ndims'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- ST_Dimension(geometry) - already defined.
+-- ST_GeometryType(geometry) - already defined.
+-- ST_SRID(geometry) - already defined.
+-- ST_IsEmpty(geometry) - already defined.
+-- ST_IsSimple(geometry) - already defined.
+-- ST_IsValid(geometry) - already defined.
+-- ST_Boundary(geometry) - already defined.
+-- ST_Envelope(geometry) - already defined.
+-- ST_Transform(geometry) - already defined.
+-- ST_AsText(geometry) - already defined.
+-- ST_AsBinary(geometry) - already defined.
+-- SE_AsShape(geometry) - already defined.
+-- ST_X(geometry) - already defined.
+-- ST_Y(geometry) - already defined.
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION _ST_OrderingEquals(geometry, geometry)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5', 'LWGEOM_same'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Availability: 1.3.0
+CREATE OR REPLACE FUNCTION ST_OrderingEquals(geometry, geometry)
+ RETURNS boolean
+ AS $$
+ SELECT $1 ~= $2 AND _ST_OrderingEquals($1, $2)
+ $$
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION SE_Is3D(geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_hasz'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION SE_IsMeasured(geometry)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'LWGEOM_hasm'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-------------------------------------------------------------------------------
+-- SQL/MM (ArcSDE subset) - SQL Functions on type ST_Point
+-------------------------------------------------------------------------------
+
+-- PostGIS equivalent function: makePoint(float8,float8)
+CREATE OR REPLACE FUNCTION ST_Point(float8, float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_makepoint'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: Z(geometry)
+CREATE OR REPLACE FUNCTION SE_Z(geometry)
+ RETURNS float8
+ AS '$libdir/postgis-1.5','LWGEOM_z_point'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: M(geometry)
+CREATE OR REPLACE FUNCTION SE_M(geometry)
+ RETURNS float8
+ AS '$libdir/postgis-1.5','LWGEOM_m_point'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-------------------------------------------------------------------------------
+-- SQL/MM (ArcSDE subset) - SQL Functions on type ST_Curve
+-------------------------------------------------------------------------------
+
+-- ST_StartPoint(geometry) - already defined.
+-- ST_EndPoint(geometry) - already defined.
+-- ST_IsClosed(geometry) - already defined.
+-- ST_IsRing(geometry) - already defined.
+-- ST_Length(geometry) - already defined.
+
+-------------------------------------------------------------------------------
+-- SQL/MM (ArcSDE subset) - SQL Functions on type ST_LineString
+-------------------------------------------------------------------------------
+
+-- ST_NumPoints(geometry) - already defined.
+-- ST_PointN(geometry) - already defined.
+
+-------------------------------------------------------------------------------
+-- SQL/MM (ArcSDE subset) - SQL Functions on type ST_Surface
+-------------------------------------------------------------------------------
+
+-- ST_Centroid(geometry) - already defined.
+-- ST_PointOnSurface(geometry) - already defined.
+-- ST_Area(geometry) - already defined.
+-- ST_Perimeter(geometry) - already defined.
+
+-------------------------------------------------------------------------------
+-- SQL/MM (ArcSDE subset) - SQL Functions on type ST_Polygon
+-------------------------------------------------------------------------------
+
+-- PostGIS equivalent function: MakePolygon(geometry)
+CREATE OR REPLACE FUNCTION ST_Polygon(geometry, int)
+ RETURNS geometry
+ AS $$
+ SELECT setSRID(makepolygon($1), $2)
+ $$
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- ST_ExteriorRing(geometry) - already defined.
+-- ST_NumInteriorRing(geometry) - already defined.
+-- ST_InteriorRingN(geometry, integer) - already defined.
+
+-------------------------------------------------------------------------------
+-- SQL/MM (ArcSDE subset) - SQL Functions on type ST_GeomCollection
+-------------------------------------------------------------------------------
+
+-- ST_NumGeometries(geometry) - already defined.
+-- ST_GeometryN(geometry, integer) - already defined.
+
+-------------------------------------------------------------------------------
+-- SQL/MM (ArcSDE subset) - SQL Functions on type ST_MultiCurve
+-------------------------------------------------------------------------------
+
+-- ST_IsClosed(geometry) - already defined.
+-- ST_Length(geometry) - already defined.
+
+-------------------------------------------------------------------------------
+-- SQL/MM (ArcSDE subset) - SQL Functions on type ST_MultiSurface
+-------------------------------------------------------------------------------
+
+-- ST_Centroid(geometry) - already defined.
+-- ST_PointOnSurface(geometry) - already defined.
+-- ST_Area(geometry) - already defined.
+-- ST_Perimeter(geometry) - already defined.
+
+-------------------------------------------------------------------------------
+-- SQL/MM (ArcSDE subset) - SQL Functions that test spatial relationships
+-------------------------------------------------------------------------------
+
+-- ST_Equals(geometry, geometry) - already defined.
+-- ST_Disjoint(geometry, geometry) - already defined.
+-- ST_Touches(geometry, geometry) - already defined.
+-- ST_Within(geometry, geometry) - already defined.
+-- ST_Overlaps(geometry, geometry) - already defined.
+-- ST_Crosses(geometry, geometry) - already defined.
+-- ST_Intersects(geometry, geometry) - already defined.
+-- ST_Contains(geometry, geometry) - already defined.
+-- ST_Relate(geometry, geometry, text) - already defined.
+
+-- PostGIS equivalent function: none
+CREATE OR REPLACE FUNCTION SE_EnvelopesIntersect(geometry,geometry)
+ RETURNS boolean
+ AS $$
+ SELECT $1 && $2
+ $$
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-------------------------------------------------------------------------------
+-- SQL/MM (ArcSDE subset) - SQL Functions for distance relationships
+-------------------------------------------------------------------------------
+
+-- ST_Distance(geometry, geometry) - already defined.
+
+-------------------------------------------------------------------------------
+-- SQL/MM (ArcSDE subset) - SQL Functions that implement spatial operators
+-------------------------------------------------------------------------------
+
+-- ST_Intersection(geometry, geometry) - already defined.
+-- ST_Difference(geometry, geometry) - already defined.
+-- ST_Union(geometry, geometry) - already defined.
+-- ST_SymDifference(geometry, geometry) - already defined.
+-- ST_Buffer(geometry, float8) - already defined.
+-- ST_ConvexHull(geometry) already defined.
+
+-- PostGIS equivalent function: locate_along_measure(geometry, float8)
+CREATE OR REPLACE FUNCTION SE_LocateAlong(geometry, float8)
+ RETURNS geometry
+ AS $$ SELECT locate_between_measures($1, $2, $2) $$
+ LANGUAGE 'sql' IMMUTABLE STRICT;
+
+-- PostGIS equivalent function: locate_between_measures(geometry, float8, float8)
+CREATE OR REPLACE FUNCTION SE_LocateBetween(geometry, float8, float8)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_locate_between_m'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+
+
+-------------------------------------------------------------------------------
+-- END
+-------------------------------------------------------------------------------
+
+
+---------------------------------------------------------------------------
+-- $Id: geography.sql.in.c 5065 2009-12-30 01:25:17Z pramsey $
+--
+-- PostGIS - Spatial Types for PostgreSQL
+-- Copyright 2009 Paul Ramsey <pramsey@cleverelephant.ca>
+--
+-- This is free software; you can redistribute and/or modify it under
+-- the terms of the GNU General Public Licence. See the COPYING file.
+--
+---------------------------------------------------------------------------
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION geography_typmod_in(cstring[])
+ RETURNS integer
+ AS '$libdir/postgis-1.5','geography_typmod_in'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION geography_typmod_out(integer)
+ RETURNS cstring
+ AS '$libdir/postgis-1.5','geography_typmod_out'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION geography_in(cstring, oid, integer)
+ RETURNS geography
+ AS '$libdir/postgis-1.5','geography_in'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION geography_out(geography)
+ RETURNS cstring
+ AS '$libdir/postgis-1.5','geography_out'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION geography_analyze(internal)
+ RETURNS bool
+ AS '$libdir/postgis-1.5','geography_analyze'
+ LANGUAGE 'C' VOLATILE STRICT;
+
+-- Availability: 1.5.0
+CREATE TYPE geography (
+ internallength = variable,
+ input = geography_in,
+ output = geography_out,
+ typmod_in = geography_typmod_in,
+ typmod_out = geography_typmod_out,
+ analyze = geography_analyze,
+ storage = main,
+ alignment = double
+);
+
+--
+-- GIDX type is used by the GiST index bindings.
+-- In/out functions are stubs, as all access should be internal.
+---
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION gidx_in(cstring)
+ RETURNS gidx
+ AS '$libdir/postgis-1.5','gidx_in'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION gidx_out(gidx)
+ RETURNS cstring
+ AS '$libdir/postgis-1.5','gidx_out'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE TYPE gidx (
+ internallength = variable,
+ input = gidx_in,
+ output = gidx_out,
+ storage = plain,
+ alignment = double
+);
+
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION geography(geography, integer, boolean)
+ RETURNS geography
+ AS '$libdir/postgis-1.5','geography_enforce_typmod'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE CAST (geography AS geography) WITH FUNCTION geography(geography, integer, boolean) AS IMPLICIT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION ST_AsText(geography)
+ RETURNS text
+ AS '$libdir/postgis-1.5','geography_as_text'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0 - this is just a hack to prevent unknown from causing ambiguous name because of geography
+-- TODO Remove in 2.0
+CREATE OR REPLACE FUNCTION ST_AsText(text)
+ RETURNS text AS
+ $$ SELECT ST_AsText($1::geometry); $$
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION ST_GeographyFromText(text)
+ RETURNS geography
+ AS '$libdir/postgis-1.5','geography_from_text'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION ST_GeogFromText(text)
+ RETURNS geography
+ AS '$libdir/postgis-1.5','geography_from_text'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION ST_AsBinary(geography)
+ RETURNS bytea
+ AS '$libdir/postgis-1.5','geography_as_binary'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0 - this is just a hack to prevent unknown from causing ambiguous name because of geography
+-- TODO Remove in 2.0
+CREATE OR REPLACE FUNCTION ST_AsBinary(text)
+ RETURNS bytea AS
+ $$ SELECT ST_AsBinary($1::geometry); $$
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION ST_GeogFromWKB(bytea)
+ RETURNS geography
+ AS '$libdir/postgis-1.5','geography_from_binary'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION geography_typmod_dims(integer)
+ RETURNS integer
+ AS '$libdir/postgis-1.5','geography_typmod_dims'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION geography_typmod_srid(integer)
+ RETURNS integer
+ AS '$libdir/postgis-1.5','geography_typmod_srid'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION geography_typmod_type(integer)
+ RETURNS text
+ AS '$libdir/postgis-1.5','geography_typmod_type'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE VIEW geography_columns AS
+ SELECT
+ current_database() AS f_table_catalog,
+ n.nspname AS f_table_schema,
+ c.relname AS f_table_name,
+ a.attname AS f_geography_column,
+ geography_typmod_dims(a.atttypmod) AS coord_dimension,
+ geography_typmod_srid(a.atttypmod) AS srid,
+ geography_typmod_type(a.atttypmod) AS type
+ FROM
+ pg_class c,
+ pg_attribute a,
+ pg_type t,
+ pg_namespace n
+ WHERE c.relkind IN('r','v')
+ AND t.typname = 'geography'
+ AND a.attisdropped = false
+ AND a.atttypid = t.oid
+ AND a.attrelid = c.oid
+ AND c.relnamespace = n.oid;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION geography(geometry)
+ RETURNS geography
+ AS '$libdir/postgis-1.5','geography_from_geometry'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE CAST (geometry AS geography) WITH FUNCTION geography(geometry) AS IMPLICIT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION geometry(geography)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5','geometry_from_geography'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE CAST (geography AS geometry) WITH FUNCTION geometry(geography) ;
+
+-- ---------- ---------- ---------- ---------- ---------- ---------- ----------
+-- GiST Support Functions
+-- ---------- ---------- ---------- ---------- ---------- ---------- ----------
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION geography_gist_consistent(internal,geometry,int4)
+ RETURNS bool
+ AS '$libdir/postgis-1.5' ,'geography_gist_consistent'
+ LANGUAGE 'C';
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION geography_gist_compress(internal)
+ RETURNS internal
+ AS '$libdir/postgis-1.5','geography_gist_compress'
+ LANGUAGE 'C';
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION geography_gist_penalty(internal,internal,internal)
+ RETURNS internal
+ AS '$libdir/postgis-1.5' ,'geography_gist_penalty'
+ LANGUAGE 'C';
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION geography_gist_picksplit(internal, internal)
+ RETURNS internal
+ AS '$libdir/postgis-1.5' ,'geography_gist_picksplit'
+ LANGUAGE 'C';
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION geography_gist_union(bytea, internal)
+ RETURNS internal
+ AS '$libdir/postgis-1.5' ,'geography_gist_union'
+ LANGUAGE 'C';
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION geography_gist_same(box2d, box2d, internal)
+ RETURNS internal
+ AS '$libdir/postgis-1.5' ,'geography_gist_same'
+ LANGUAGE 'C';
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION geography_gist_decompress(internal)
+ RETURNS internal
+ AS '$libdir/postgis-1.5' ,'geography_gist_decompress'
+ LANGUAGE 'C';
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION geography_gist_selectivity (internal, oid, internal, int4)
+ RETURNS float8
+ AS '$libdir/postgis-1.5', 'geography_gist_selectivity'
+ LANGUAGE 'C';
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION geography_gist_join_selectivity(internal, oid, internal, smallint)
+ RETURNS float8
+ AS '$libdir/postgis-1.5', 'geography_gist_join_selectivity'
+ LANGUAGE 'C';
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION geography_overlaps(geography, geography)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5' ,'geography_overlaps'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OPERATOR && (
+ LEFTARG = geography, RIGHTARG = geography, PROCEDURE = geography_overlaps,
+ COMMUTATOR = '&&',
+ RESTRICT = geography_gist_selectivity,
+ JOIN = geography_gist_join_selectivity
+);
+
+
+-- Availability: 1.5.0
+CREATE OPERATOR CLASS gist_geography_ops
+ DEFAULT FOR TYPE geography USING GIST AS
+ STORAGE gidx,
+ OPERATOR 3 && ,
+-- OPERATOR 6 ~= ,
+-- OPERATOR 7 ~ ,
+-- OPERATOR 8 @ ,
+ FUNCTION 1 geography_gist_consistent (internal, geometry, int4),
+ FUNCTION 2 geography_gist_union (bytea, internal),
+ FUNCTION 3 geography_gist_compress (internal),
+ FUNCTION 4 geography_gist_decompress (internal),
+ FUNCTION 5 geography_gist_penalty (internal, internal, internal),
+ FUNCTION 6 geography_gist_picksplit (internal, internal),
+ FUNCTION 7 geography_gist_same (box2d, box2d, internal);
+
+
+-- ---------- ---------- ---------- ---------- ---------- ---------- ----------
+-- B-Tree Functions
+-- For sorting and grouping
+-- Availability: 1.5.0
+-- ---------- ---------- ---------- ---------- ---------- ---------- ----------
+
+CREATE OR REPLACE FUNCTION geography_lt(geography, geography)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'geography_lt'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geography_le(geography, geography)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'geography_le'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geography_gt(geography, geography)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'geography_gt'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geography_ge(geography, geography)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'geography_ge'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geography_eq(geography, geography)
+ RETURNS bool
+ AS '$libdir/postgis-1.5', 'geography_eq'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION geography_cmp(geography, geography)
+ RETURNS integer
+ AS '$libdir/postgis-1.5', 'geography_cmp'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+--
+-- Sorting operators for Btree
+--
+
+CREATE OPERATOR < (
+ LEFTARG = geography, RIGHTARG = geography, PROCEDURE = geography_lt,
+ COMMUTATOR = '>', NEGATOR = '>=',
+ RESTRICT = contsel, JOIN = contjoinsel
+);
+
+CREATE OPERATOR <= (
+ LEFTARG = geography, RIGHTARG = geography, PROCEDURE = geography_le,
+ COMMUTATOR = '>=', NEGATOR = '>',
+ RESTRICT = contsel, JOIN = contjoinsel
+);
+
+CREATE OPERATOR = (
+ LEFTARG = geography, RIGHTARG = geography, PROCEDURE = geography_eq,
+ COMMUTATOR = '=', -- we might implement a faster negator here
+ RESTRICT = contsel, JOIN = contjoinsel
+);
+
+CREATE OPERATOR >= (
+ LEFTARG = geography, RIGHTARG = geography, PROCEDURE = geography_ge,
+ COMMUTATOR = '<=', NEGATOR = '<',
+ RESTRICT = contsel, JOIN = contjoinsel
+);
+CREATE OPERATOR > (
+ LEFTARG = geography, RIGHTARG = geography, PROCEDURE = geography_gt,
+ COMMUTATOR = '<', NEGATOR = '<=',
+ RESTRICT = contsel, JOIN = contjoinsel
+);
+
+CREATE OPERATOR CLASS btree_geography_ops
+ DEFAULT FOR TYPE geography USING btree AS
+ OPERATOR 1 < ,
+ OPERATOR 2 <= ,
+ OPERATOR 3 = ,
+ OPERATOR 4 >= ,
+ OPERATOR 5 > ,
+ FUNCTION 1 geography_cmp (geography, geography);
+
+
+-- ---------- ---------- ---------- ---------- ---------- ---------- ----------
+-- Export Functions
+-- Availability: 1.5.0
+-- ---------- ---------- ---------- ---------- ---------- ---------- ----------
+
+--
+-- SVG OUTPUT
+--
+
+-- ST_AsSVG(geography, precision, rel)
+CREATE OR REPLACE FUNCTION ST_AsSVG(geography,int4,int4)
+ RETURNS text
+ AS '$libdir/postgis-1.5','geography_as_svg'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- ST_AsSVG(geography, precision) / rel=0
+CREATE OR REPLACE FUNCTION ST_AsSVG(geography,int4)
+ RETURNS text
+ AS '$libdir/postgis-1.5','geography_as_svg'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- ST_AsSVG(geography) / precision=15, rel=0
+CREATE OR REPLACE FUNCTION ST_AsSVG(geography)
+ RETURNS text
+ AS '$libdir/postgis-1.5','geography_as_svg'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0 - this is just a hack to prevent unknown from causing ambiguous name because of geography
+-- TODO Remove in 2.0
+CREATE OR REPLACE FUNCTION ST_AsSVG(text)
+ RETURNS text AS
+ $$ SELECT ST_AsSVG($1::geometry); $$
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+
+--
+-- GML OUTPUT
+--
+
+-- _ST_AsGML(version, geography, precision, option)
+CREATE OR REPLACE FUNCTION _ST_AsGML(int4, geography, int4, int4)
+ RETURNS text
+ AS '$libdir/postgis-1.5','geography_as_gml'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- ST_AsGML(geography, precision) / version=2 options=0
+CREATE OR REPLACE FUNCTION ST_AsGML(geography, int4)
+ RETURNS text
+ AS 'SELECT _ST_AsGML(2, $1, $2, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- ST_AsGML(geography) / precision=15 version=2 options=0
+CREATE OR REPLACE FUNCTION ST_AsGML(geography)
+ RETURNS text
+ AS 'SELECT _ST_AsGML(2, $1, 15, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0 - this is just a hack to prevent unknown from causing ambiguous name because of geography
+-- TODO Remove in 2.0
+CREATE OR REPLACE FUNCTION ST_AsGML(text)
+ RETURNS text AS
+ $$ SELECT ST_AsGML($1::geometry); $$
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- ST_AsGML(version, geography) / precision=15 version=2 options=0
+CREATE OR REPLACE FUNCTION ST_AsGML(int4, geography)
+ RETURNS text
+ AS 'SELECT _ST_AsGML($1, $2, 15, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- ST_AsGML(version, geography, precision) / options = 0
+CREATE OR REPLACE FUNCTION ST_AsGML(int4, geography, int4)
+ RETURNS text
+ AS 'SELECT _ST_AsGML($1, $2, $3, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- ST_AsGML (geography, precision, option) / version=2
+CREATE OR REPLACE FUNCTION ST_AsGML(geography, int4, int4)
+ RETURNS text
+ AS 'SELECT _ST_AsGML(2, $1, $2, $3)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- ST_AsGML(version, geography, precision, option)
+CREATE OR REPLACE FUNCTION ST_AsGML(int4, geography, int4, int4)
+ RETURNS text
+ AS 'SELECT _ST_AsGML($1, $2, $3, $4)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+
+
+--
+-- KML OUTPUT
+--
+
+-- _ST_AsKML(version, geography, precision)
+CREATE OR REPLACE FUNCTION _ST_AsKML(int4, geography, int4)
+ RETURNS text
+ AS '$libdir/postgis-1.5','geography_as_kml'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- AsKML(geography,precision) / version=2
+CREATE OR REPLACE FUNCTION ST_AsKML(geography, int4)
+ RETURNS text
+ AS 'SELECT _ST_AsKML(2, $1, $2)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- AsKML(geography) / precision=15 version=2
+CREATE OR REPLACE FUNCTION ST_AsKML(geography)
+ RETURNS text
+ AS 'SELECT _ST_AsKML(2, $1, 15)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0 - this is just a hack to prevent unknown from causing ambiguous name because of geography
+-- TODO Remove in 2.0
+CREATE OR REPLACE FUNCTION ST_AsKML(text)
+ RETURNS text AS
+ $$ SELECT ST_AsKML($1::geometry); $$
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- ST_AsKML(version, geography) / precision=15
+CREATE OR REPLACE FUNCTION ST_AsKML(int4, geography)
+ RETURNS text
+ AS 'SELECT _ST_AsKML($1, $2, 15)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- ST_AsKML(version, geography, precision)
+CREATE OR REPLACE FUNCTION ST_AsKML(int4, geography, int4)
+ RETURNS text
+ AS 'SELECT _ST_AsKML($1, $2, $3)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+
+
+--
+-- GeoJson Output
+--
+
+CREATE OR REPLACE FUNCTION _ST_AsGeoJson(int4, geography, int4, int4)
+ RETURNS text
+ AS '$libdir/postgis-1.5','geography_as_geojson'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- ST_AsGeoJson(geography, precision) / version=1 options=0
+CREATE OR REPLACE FUNCTION ST_AsGeoJson(geography, int4)
+ RETURNS text
+ AS 'SELECT _ST_AsGeoJson(1, $1, $2, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- ST_AsGeoJson(geography) / precision=15 version=1 options=0
+CREATE OR REPLACE FUNCTION ST_AsGeoJson(geography)
+ RETURNS text
+ AS 'SELECT _ST_AsGeoJson(1, $1, 15, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0 - this is just a hack to prevent unknown from causing ambiguous name because of geography
+-- TODO Remove in 2.0
+CREATE OR REPLACE FUNCTION ST_AsGeoJson(text)
+ RETURNS text AS
+ $$ SELECT ST_AsGeoJson($1::geometry); $$
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- ST_AsGeoJson(version, geography) / precision=15 options=0
+CREATE OR REPLACE FUNCTION ST_AsGeoJson(int4, geography)
+ RETURNS text
+ AS 'SELECT _ST_AsGeoJson($1, $2, 15, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- ST_AsGeoJson(version, geography, precision) / options=0
+CREATE OR REPLACE FUNCTION ST_AsGeoJson(int4, geography, int4)
+ RETURNS text
+ AS 'SELECT _ST_AsGeoJson($1, $2, $3, 0)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- ST_AsGeoJson(geography, precision, options) / version=1
+CREATE OR REPLACE FUNCTION ST_AsGeoJson(geography, int4, int4)
+ RETURNS text
+ AS 'SELECT _ST_AsGeoJson(1, $1, $2, $3)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- ST_AsGeoJson(version, geography, precision,options)
+CREATE OR REPLACE FUNCTION ST_AsGeoJson(int4, geography, int4, int4)
+ RETURNS text
+ AS 'SELECT _ST_AsGeoJson($1, $2, $3, $4)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- ---------- ---------- ---------- ---------- ---------- ---------- ----------
+-- Measurement Functions
+-- Availability: 1.5.0
+-- ---------- ---------- ---------- ---------- ---------- ---------- ----------
+
+-- Stop calculation and return immediately once distance is less than tolerance
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION _ST_Distance(geography, geography, float8, boolean)
+ RETURNS float8
+ AS '$libdir/postgis-1.5','geography_distance'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Stop calculation and return immediately once distance is less than tolerance
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION _ST_DWithin(geography, geography, float8, boolean)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5','geography_dwithin'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION ST_Distance(geography, geography, boolean)
+ RETURNS float8
+ AS 'SELECT _ST_Distance($1, $2, 0.0, $3)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Currently defaulting to spheroid calculations
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION ST_Distance(geography, geography)
+ RETURNS float8
+ AS 'SELECT _ST_Distance($1, $2, 0.0, true)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0 - this is just a hack to prevent unknown from causing ambiguous name because of geography
+-- TODO Remove in 2.0
+CREATE OR REPLACE FUNCTION ST_Distance(text, text)
+ RETURNS float8 AS
+ $$ SELECT ST_Distance($1::geometry, $2::geometry); $$
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Only expands the bounding box, the actual geometry will remain unchanged, use with care.
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION _ST_Expand(geography, float8)
+ RETURNS geography
+ AS '$libdir/postgis-1.5','geography_expand'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION ST_DWithin(geography, geography, float8, boolean)
+ RETURNS boolean
+ AS 'SELECT $1 && _ST_Expand($2,$3) AND $2 && _ST_Expand($1,$3) AND _ST_DWithin($1, $2, $3, $4)'
+ LANGUAGE 'SQL' IMMUTABLE;
+
+-- Currently defaulting to spheroid calculations
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION ST_DWithin(geography, geography, float8)
+ RETURNS boolean
+ AS 'SELECT $1 && _ST_Expand($2,$3) AND $2 && _ST_Expand($1,$3) AND _ST_DWithin($1, $2, $3, true)'
+ LANGUAGE 'SQL' IMMUTABLE;
+
+-- Availability: 1.5.0 - this is just a hack to prevent unknown from causing ambiguous name because of geography
+-- TODO Remove in 2.0
+CREATE OR REPLACE FUNCTION ST_DWithin(text, text, float8)
+ RETURNS boolean AS
+ $$ SELECT ST_DWithin($1::geometry, $2::geometry, $3); $$
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION ST_Area(geography, boolean)
+ RETURNS float8
+ AS '$libdir/postgis-1.5','geography_area'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Currently defaulting to spheroid calculations
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION ST_Area(geography)
+ RETURNS float8
+ AS 'SELECT ST_Area($1, true)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0 - this is just a hack to prevent unknown from causing ambiguous name because of geography
+-- TODO Remove in 2.0
+CREATE OR REPLACE FUNCTION ST_Area(text)
+ RETURNS float8 AS
+ $$ SELECT ST_Area($1::geometry); $$
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION ST_Length(geography, boolean)
+ RETURNS float8
+ AS '$libdir/postgis-1.5','geography_length'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION ST_Length(geography)
+ RETURNS float8
+ AS 'SELECT ST_Length($1, true)'
+ LANGUAGE 'SQL' IMMUTABLE;
+
+-- Availability: 1.5.0 - this is just a hack to prevent unknown from causing ambiguous name because of geography
+-- TODO Remove in 2.0
+CREATE OR REPLACE FUNCTION ST_Length(text)
+ RETURNS float8 AS
+ $$ SELECT ST_Length($1::geometry); $$
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION _ST_PointOutside(geography)
+ RETURNS geography
+ AS '$libdir/postgis-1.5','geography_point_outside'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Only implemented for polygon-over-point
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION _ST_Covers(geography, geography)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5','geography_covers'
+ LANGUAGE 'C' IMMUTABLE STRICT
+ COST 100;
+
+-- Only implemented for polygon-over-point
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION ST_Covers(geography, geography)
+ RETURNS boolean
+ AS 'SELECT $1 && $2 AND _ST_Covers($1, $2)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0 - this is just a hack to prevent unknown from causing ambiguous name because of geography
+-- TODO Remove in 2.0
+CREATE OR REPLACE FUNCTION ST_Covers(text, text)
+ RETURNS boolean AS
+ $$ SELECT ST_Covers($1::geometry, $2::geometry); $$
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Only implemented for polygon-over-point
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION ST_CoveredBy(geography, geography)
+ RETURNS boolean
+ AS 'SELECT $1 && $2 AND _ST_Covers($2, $1)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0 - this is just a hack to prevent unknown from causing ambiguous name because of geography
+-- TODO Remove in 2.0
+CREATE OR REPLACE FUNCTION ST_CoveredBy(text, text)
+ RETURNS boolean AS
+ $$ SELECT ST_CoveredBy($1::geometry, $2::geometry); $$
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION ST_Intersects(geography, geography)
+ RETURNS boolean
+ AS 'SELECT $1 && $2 AND _ST_Distance($1, $2, 0.0, false) < 0.00001'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0 - this is just a hack to prevent unknown from causing ambiguous name because of geography
+-- TODO Remove in 2.0
+CREATE OR REPLACE FUNCTION ST_Intersects(text, text)
+ RETURNS boolean AS
+ $$ SELECT ST_Intersects($1::geometry, $2::geometry); $$
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION _ST_BestSRID(geography, geography)
+ RETURNS integer
+ AS '$libdir/postgis-1.5','geography_bestsrid'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION _ST_BestSRID(geography)
+ RETURNS integer
+ AS 'SELECT _ST_BestSRID($1,$1)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION ST_Buffer(geography, float8)
+ RETURNS geography
+ AS 'SELECT geography(ST_Transform(ST_Buffer(ST_Transform(geometry($1), _ST_BestSRID($1)), $2), 4326))'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0 - this is just a hack to prevent unknown from causing ambiguous name because of geography
+-- TODO Remove in 2.0
+CREATE OR REPLACE FUNCTION ST_Buffer(text, float8)
+ RETURNS geometry AS
+ $$ SELECT ST_Buffer($1::geometry, $2); $$
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0
+CREATE OR REPLACE FUNCTION ST_Intersection(geography, geography)
+ RETURNS geography
+ AS 'SELECT geography(ST_Transform(ST_Intersection(ST_Transform(geometry($1), _ST_BestSRID($1, $2)), ST_Transform(geometry($2), _ST_BestSRID($1, $2))), 4326))'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- Availability: 1.5.0 - this is just a hack to prevent unknown from causing ambiguous name because of geography
+-- TODO Remove in 2.0
+CREATE OR REPLACE FUNCTION ST_Intersection(text, text)
+ RETURNS geometry AS
+ $$ SELECT ST_Intersection($1::geometry, $2::geometry); $$
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+-- ---------- ---------- ---------- ---------- ---------- ---------- ----------
+
+---------------------------------------------------------------
+-- SQL-MM
+---------------------------------------------------------------
+
+--
+-- SQL-MM
+--
+-- ST_CurveToLine(Geometry geometry, SegmentsPerQuarter integer)
+--
+-- Converts a given geometry to a linear geometry. Each curveed
+-- geometry or segment is converted into a linear approximation using
+-- the given number of segments per quarter circle.
+CREATE OR REPLACE FUNCTION ST_CurveToLine(geometry, integer)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_curve_segmentize'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+--
+-- SQL-MM
+--
+-- ST_CurveToLine(Geometry geometry, SegmentsPerQuarter integer)
+--
+-- Converts a given geometry to a linear geometry. Each curveed
+-- geometry or segment is converted into a linear approximation using
+-- the default value of 32 segments per quarter circle
+CREATE OR REPLACE FUNCTION ST_CurveToLine(geometry)
+ RETURNS geometry AS 'SELECT ST_CurveToLine($1, 32)'
+ LANGUAGE 'SQL' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION ST_HasArc(geometry)
+ RETURNS boolean
+ AS '$libdir/postgis-1.5', 'LWGEOM_has_arc'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION ST_LineToCurve(geometry)
+ RETURNS geometry
+ AS '$libdir/postgis-1.5', 'LWGEOM_line_desegmentize'
+ LANGUAGE 'C' IMMUTABLE STRICT;
+---------------------------------------------------------------
+-- END
+---------------------------------------------------------------
+
+
+---------------------------------------------------------------
+-- USER CONTRIUBUTED
+---------------------------------------------------------------
+
+-----------------------------------------------------------------------
+-- ST_MinimumBoundingCircle(inputgeom geometry, segs_per_quarter integer)
+-----------------------------------------------------------------------
+-- Returns the smallest circle polygon that can fully contain a geometry
+-- Defaults to 48 segs per quarter to approximate a circle
+-- Contributed by Bruce Rindahl
+-- Availability: 1.4.0
+-----------------------------------------------------------------------
+CREATE OR REPLACE FUNCTION ST_MinimumBoundingCircle(inputgeom geometry, segs_per_quarter integer)
+ RETURNS geometry AS
+$BODY$
+ DECLARE
+ hull GEOMETRY;
+ ring GEOMETRY;
+ center GEOMETRY;
+ radius DOUBLE PRECISION;
+ dist DOUBLE PRECISION;
+ d DOUBLE PRECISION;
+ idx1 integer;
+ idx2 integer;
+ l1 GEOMETRY;
+ l2 GEOMETRY;
+ p1 GEOMETRY;
+ p2 GEOMETRY;
+ a1 DOUBLE PRECISION;
+ a2 DOUBLE PRECISION;
+
+
+ BEGIN
+
+ -- First compute the ConvexHull of the geometry
+ hull = ST_ConvexHull(inputgeom);
+ --A point really has no MBC
+ IF ST_GeometryType(hull) = 'ST_Point' THEN
+ RETURN hull;
+ END IF;
+ -- convert the hull perimeter to a linestring so we can manipulate individual points
+ --If its already a linestring force it to a closed linestring
+ ring = CASE WHEN ST_GeometryType(hull) = 'ST_LineString' THEN ST_AddPoint(hull, ST_StartPoint(hull)) ELSE ST_ExteriorRing(hull) END;
+
+ dist = 0;
+ -- Brute Force - check every pair
+ FOR i in 1 .. (ST_NumPoints(ring)-2)
+ LOOP
+ FOR j in i .. (ST_NumPoints(ring)-1)
+ LOOP
+ d = ST_Distance(ST_PointN(ring,i),ST_PointN(ring,j));
+ -- Check the distance and update if larger
+ IF (d > dist) THEN
+ dist = d;
+ idx1 = i;
+ idx2 = j;
+ END IF;
+ END LOOP;
+ END LOOP;
+
+ -- We now have the diameter of the convex hull. The following line returns it if desired.
+ -- RETURN MakeLine(PointN(ring,idx1),PointN(ring,idx2));
+
+ -- Now for the Minimum Bounding Circle. Since we know the two points furthest from each
+ -- other, the MBC must go through those two points. Start with those points as a diameter of a circle.
+
+ -- The radius is half the distance between them and the center is midway between them
+ radius = ST_Distance(ST_PointN(ring,idx1),ST_PointN(ring,idx2)) / 2.0;
+ center = ST_Line_interpolate_point(ST_MakeLine(ST_PointN(ring,idx1),ST_PointN(ring,idx2)),0.5);
+
+ -- Loop through each vertex and check if the distance from the center to the point
+ -- is greater than the current radius.
+ FOR k in 1 .. (ST_NumPoints(ring)-1)
+ LOOP
+ IF(k <> idx1 and k <> idx2) THEN
+ dist = ST_Distance(center,ST_PointN(ring,k));
+ IF (dist > radius) THEN
+ -- We have to expand the circle. The new circle must pass trhough
+ -- three points - the two original diameters and this point.
+
+ -- Draw a line from the first diameter to this point
+ l1 = ST_Makeline(ST_PointN(ring,idx1),ST_PointN(ring,k));
+ -- Compute the midpoint
+ p1 = ST_line_interpolate_point(l1,0.5);
+ -- Rotate the line 90 degrees around the midpoint (perpendicular bisector)
+ l1 = ST_Translate(ST_Rotate(ST_Translate(l1,-X(p1),-Y(p1)),pi()/2),X(p1),Y(p1));
+ -- Compute the azimuth of the bisector
+ a1 = ST_Azimuth(ST_PointN(l1,1),ST_PointN(l1,2));
+ -- Extend the line in each direction the new computed distance to insure they will intersect
+ l1 = ST_AddPoint(l1,ST_Makepoint(X(ST_PointN(l1,2))+sin(a1)*dist,Y(ST_PointN(l1,2))+cos(a1)*dist),-1);
+ l1 = ST_AddPoint(l1,ST_Makepoint(X(ST_PointN(l1,1))-sin(a1)*dist,Y(ST_PointN(l1,1))-cos(a1)*dist),0);
+
+ -- Repeat for the line from the point to the other diameter point
+ l2 = ST_Makeline(ST_PointN(ring,idx2),ST_PointN(ring,k));
+ p2 = ST_Line_interpolate_point(l2,0.5);
+ l2 = ST_Translate(ST_Rotate(ST_Translate(l2,-X(p2),-Y(p2)),pi()/2),X(p2),Y(p2));
+ a2 = ST_Azimuth(ST_PointN(l2,1),ST_PointN(l2,2));
+ l2 = ST_AddPoint(l2,ST_Makepoint(X(ST_PointN(l2,2))+sin(a2)*dist,Y(ST_PointN(l2,2))+cos(a2)*dist),-1);
+ l2 = ST_AddPoint(l2,ST_Makepoint(X(ST_PointN(l2,1))-sin(a2)*dist,Y(ST_PointN(l2,1))-cos(a2)*dist),0);
+
+ -- The new center is the intersection of the two bisectors
+ center = ST_Intersection(l1,l2);
+ -- The new radius is the distance to any of the three points
+ radius = ST_Distance(center,ST_PointN(ring,idx1));
+ END IF;
+ END IF;
+ END LOOP;
+ --DONE!! Return the MBC via the buffer command
+ RETURN ST_Buffer(center,radius,segs_per_quarter);
+
+ END;
+$BODY$
+ LANGUAGE 'plpgsql' IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION ST_MinimumBoundingCircle(geometry)
+ RETURNS geometry AS
+'SELECT ST_MinimumBoundingCircle($1, 48)'
+ LANGUAGE 'sql' IMMUTABLE STRICT;
+COMMIT;
+
+
+-- First drop old aggregates
+DROP AGGREGATE IF EXISTS geomunion(geometry);
+DROP AGGREGATE IF EXISTS st_geomunion(geometry);
+DROP AGGREGATE IF EXISTS accum_old(geometry);
+DROP AGGREGATE IF EXISTS st_accum_old(geometry);
+
+-- Then drop old functions
+DROP FUNCTION IF EXISTS box2d_overleft(box2d, box2d);
+DROP FUNCTION IF EXISTS box2d_overright(box2d, box2d);
+DROP FUNCTION IF EXISTS box2d_left(box2d, box2d);
+DROP FUNCTION IF EXISTS box2d_right(box2d, box2d);
+DROP FUNCTION IF EXISTS box2d_contain(box2d, box2d);
+DROP FUNCTION IF EXISTS box2d_contained(box2d, box2d);
+DROP FUNCTION IF EXISTS box2d_overlap(box2d, box2d);
+DROP FUNCTION IF EXISTS box2d_same(box2d, box2d);
+DROP FUNCTION IF EXISTS box2d_intersects(box2d, box2d);
+DROP FUNCTION IF EXISTS st_box2d_overleft(box2d, box2d);
+DROP FUNCTION IF EXISTS st_box2d_overright(box2d, box2d);
+DROP FUNCTION IF EXISTS st_box2d_left(box2d, box2d);
+DROP FUNCTION IF EXISTS st_box2d_right(box2d, box2d);
+DROP FUNCTION IF EXISTS st_box2d_contain(box2d, box2d);
+DROP FUNCTION IF EXISTS st_box2d_contained(box2d, box2d);
+DROP FUNCTION IF EXISTS st_box2d_overlap(box2d, box2d);
+DROP FUNCTION IF EXISTS st_box2d_same(box2d, box2d);
+DROP FUNCTION IF EXISTS st_box2d_intersects(box2d, box2d);
+DROP FUNCTION IF EXISTS st_addbbox(geometry);
+DROP FUNCTION IF EXISTS st_dropbbox(geometry);
+DROP FUNCTION IF EXISTS st_hasbbox(geometry);
+DROP FUNCTION IF EXISTS cache_bbox();
+DROP FUNCTION IF EXISTS st_cache_bbox();
+DROP FUNCTION IF EXISTS transform_geometry(geometry,text,text,int);
+DROP FUNCTION IF EXISTS collector(geometry, geometry);
+DROP FUNCTION IF EXISTS st_collector(geometry, geometry);
+DROP FUNCTION IF EXISTS geom_accum (geometry[],geometry);
+DROP FUNCTION IF EXISTS st_geom_accum (geometry[],geometry);
+DROP FUNCTION IF EXISTS collect_garray (geometry[]);
+DROP FUNCTION IF EXISTS st_collect_garray (geometry[]);
+DROP FUNCTION IF EXISTS geosnoop(geometry);
+DROP FUNCTION IF EXISTS jtsnoop(geometry);
+DROP FUNCTION IF EXISTS st_noop(geometry);
+DROP FUNCTION IF EXISTS st_max_distance(geometry, geometry);
+
+
+
