svn-gvsig-desktop / branches / v10 / extensions / extPublish / src-test / gvsig / publish / resources / lwpostgis.sql @ 16218
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-- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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--
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-- $Id: lwpostgis.sql 13570 2007-09-06 15:40:28Z jvhigon $
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--
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-- PostGIS - Spatial Types for PostgreSQL
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-- http://postgis.refractions.net
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-- Copyright 2001-2003 Refractions Research Inc.
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--
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-- This is free software; you can redistribute and/or modify it under
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-- the terms of the GNU General Public Licence. See the COPYING file.
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--
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-- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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--
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-- WARNING: Any change in this file must be evaluated for compatibility.
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-- Changes cleanly handled by lwpostgis_uptrade.sql are fine,
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-- other changes will require a bump in Major version.
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-- Currently only function replaceble by CREATE OR REPLACE
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-- are cleanly handled.
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--
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-- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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BEGIN;
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-------------------------------------------------------------------
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-- HISTOGRAM2D TYPE (lwhistogram2d)
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-------------------------------------------------------------------
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CREATE OR REPLACE FUNCTION histogram2d_in(cstring) |
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RETURNS histogram2d |
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'lwhistogram2d_in' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
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CREATE OR REPLACE FUNCTION histogram2d_out(histogram2d) |
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RETURNS cstring |
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'lwhistogram2d_out' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
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CREATE TYPE histogram2d (
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alignment = double,
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internallength = variable, |
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input = histogram2d_in, |
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output = histogram2d_out, |
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storage = main |
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); |
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-------------------------------------------------------------------
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-- SPHEROID TYPE
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-------------------------------------------------------------------
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CREATE OR REPLACE FUNCTION spheroid_in(cstring) |
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RETURNS spheroid |
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','ellipsoid_in' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
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CREATE OR REPLACE FUNCTION spheroid_out(spheroid) |
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RETURNS cstring |
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','ellipsoid_out' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
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CREATE TYPE spheroid (
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alignment = double,
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internallength = 65,
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input = spheroid_in, |
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output = spheroid_out |
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); |
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-------------------------------------------------------------------
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-- GEOMETRY TYPE (lwgeom)
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-------------------------------------------------------------------
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CREATE OR REPLACE FUNCTION geometry_in(cstring) |
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RETURNS geometry |
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_in' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
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CREATE OR REPLACE FUNCTION geometry_out(geometry) |
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RETURNS cstring |
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_out' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
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CREATE OR REPLACE FUNCTION geometry_analyze(internal) |
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RETURNS bool
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_analyze' |
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LANGUAGE 'C' VOLATILE STRICT; -- WITH (isstrict); |
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CREATE OR REPLACE FUNCTION geometry_recv(internal) |
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RETURNS geometry |
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_recv' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
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CREATE OR REPLACE FUNCTION geometry_send(geometry) |
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RETURNS bytea |
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_send' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
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CREATE TYPE geometry (
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internallength = variable, |
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input = geometry_in, |
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output = geometry_out, |
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send = geometry_send, |
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receive = geometry_recv, |
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delimiter = ':',
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analyze = geometry_analyze, |
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storage = main |
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); |
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-------------------------------------------
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-- Affine transforms
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-------------------------------------------
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-- Availability: 1.1.2
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CREATE OR REPLACE FUNCTION Affine(geometry,float8,float8,float8,float8,float8,float8,float8,float8,float8,float8,float8,float8) |
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RETURNS geometry |
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_affine' |
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LANGUAGE 'C' IMMUTABLE STRICT;
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-- Availability: 1.1.2
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CREATE OR REPLACE FUNCTION Affine(geometry,float8,float8,float8,float8,float8,float8) |
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RETURNS geometry |
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AS 'SELECT affine($1, $2, $3, 0, $4, $5, 0, 0, 0, 1, $6, $7, 0)' |
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LANGUAGE 'SQL' IMMUTABLE STRICT;
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-- Availability: 1.1.2
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CREATE OR REPLACE FUNCTION RotateZ(geometry,float8) |
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RETURNS geometry |
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AS 'SELECT affine($1, cos($2), -sin($2), 0, sin($2), cos($2), 0, 0, 0, 1, 0, 0, 0)' |
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LANGUAGE 'SQL' IMMUTABLE STRICT;
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-- Availability: 1.1.2
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CREATE OR REPLACE FUNCTION Rotate(geometry,float8) |
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RETURNS geometry |
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AS 'SELECT rotateZ($1, $2)' |
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LANGUAGE 'SQL' IMMUTABLE STRICT;
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-- Availability: 1.1.2
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CREATE OR REPLACE FUNCTION RotateX(geometry,float8) |
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RETURNS geometry |
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AS 'SELECT affine($1, 1, 0, 0, 0, cos($2), -sin($2), 0, sin($2), cos($2), 0, 0, 0)' |
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LANGUAGE 'SQL' IMMUTABLE STRICT;
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-- Availability: 1.1.2
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CREATE OR REPLACE FUNCTION RotateY(geometry,float8) |
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RETURNS geometry |
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AS 'SELECT affine($1, cos($2), 0, sin($2), 0, 1, 0, -sin($2), 0, cos($2), 0, 0, 0)' |
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LANGUAGE 'SQL' IMMUTABLE STRICT;
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CREATE OR REPLACE FUNCTION Translate(geometry,float8,float8,float8) |
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RETURNS geometry |
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AS 'SELECT affine($1, 1, 0, 0, 0, 1, 0, 0, 0, 1, $2, $3, $4)' |
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LANGUAGE 'SQL' IMMUTABLE STRICT;
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CREATE OR REPLACE FUNCTION Translate(geometry,float8,float8) |
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RETURNS geometry |
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AS 'SELECT translate($1, $2, $3, 0)' |
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LANGUAGE 'SQL' IMMUTABLE STRICT;
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-- Availability: 1.1.0
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CREATE OR REPLACE FUNCTION Scale(geometry,float8,float8,float8) |
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RETURNS geometry |
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AS 'SELECT affine($1, $2, 0, 0, 0, $3, 0, 0, 0, $4, 0, 0, 0)' |
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LANGUAGE 'SQL' IMMUTABLE STRICT;
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-- Availability: 1.1.0
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CREATE OR REPLACE FUNCTION Scale(geometry,float8,float8) |
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RETURNS geometry |
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AS 'SELECT scale($1, $2, $3, 1)' |
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LANGUAGE 'SQL' IMMUTABLE STRICT;
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-- Availability: 1.1.0
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CREATE OR REPLACE FUNCTION transscale(geometry,float8,float8,float8,float8) |
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RETURNS geometry |
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AS 'SELECT affine($1, $4, 0, 0, 0, $5, 0, |
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0, 0, 1, $2 * $4, $3 * $5, 0)'
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LANGUAGE 'SQL' IMMUTABLE STRICT;
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-- Availability: 1.1.0
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CREATE OR REPLACE FUNCTION shift_longitude(geometry) |
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RETURNS geometry |
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_longitude_shift' |
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LANGUAGE 'C' IMMUTABLE STRICT;
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-------------------------------------------------------------------
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-- BOX3D TYPE
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-------------------------------------------------------------------
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CREATE OR REPLACE FUNCTION box3d_in(cstring) |
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RETURNS box3d |
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'BOX3D_in' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
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CREATE OR REPLACE FUNCTION box3d_out(box3d) |
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RETURNS cstring |
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'BOX3D_out' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
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CREATE TYPE box3d (
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alignment = double,
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internallength = 48,
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input = box3d_in, |
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output = box3d_out |
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); |
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CREATE OR REPLACE FUNCTION xmin(box3d) |
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RETURNS FLOAT8 |
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','BOX3D_xmin' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
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CREATE OR REPLACE FUNCTION ymin(box3d) |
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RETURNS FLOAT8 |
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','BOX3D_ymin' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
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CREATE OR REPLACE FUNCTION zmin(box3d) |
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RETURNS FLOAT8 |
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','BOX3D_zmin' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
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CREATE OR REPLACE FUNCTION xmax(box3d) |
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RETURNS FLOAT8 |
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','BOX3D_xmax' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
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CREATE OR REPLACE FUNCTION ymax(box3d) |
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RETURNS FLOAT8 |
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','BOX3D_ymax' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
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CREATE OR REPLACE FUNCTION zmax(box3d) |
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RETURNS FLOAT8 |
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','BOX3D_zmax' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
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-------------------------------------------------------------------
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-- CHIP TYPE
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-------------------------------------------------------------------
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CREATE OR REPLACE FUNCTION chip_in(cstring) |
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RETURNS chip |
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','CHIP_in' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
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CREATE OR REPLACE FUNCTION chip_out(chip) |
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RETURNS cstring |
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','CHIP_out' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
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CREATE TYPE chip (
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alignment = double,
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internallength = variable, |
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input = chip_in, |
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output = chip_out, |
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storage = extended |
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); |
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-----------------------------------------------------------------------
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-- BOX2D
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-----------------------------------------------------------------------
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CREATE OR REPLACE FUNCTION box2d_in(cstring) |
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RETURNS box2d |
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','BOX2DFLOAT4_in' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
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CREATE OR REPLACE FUNCTION box2d_out(box2d) |
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RETURNS cstring |
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','BOX2DFLOAT4_out' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
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CREATE TYPE box2d (
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internallength = 16,
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input = box2d_in, |
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output = box2d_out, |
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storage = plain |
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); |
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---- BOX2D support functions
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CREATE OR REPLACE FUNCTION box2d_overleft(box2d, box2d) |
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RETURNS bool
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'BOX2D_overleft' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
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CREATE OR REPLACE FUNCTION box2d_overright(box2d, box2d) |
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RETURNS bool
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'BOX2D_overright' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
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CREATE OR REPLACE FUNCTION box2d_left(box2d, box2d) |
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RETURNS bool
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'BOX2D_left' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
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CREATE OR REPLACE FUNCTION box2d_right(box2d, box2d) |
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RETURNS bool
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'BOX2D_right' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
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CREATE OR REPLACE FUNCTION box2d_contain(box2d, box2d) |
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RETURNS bool
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'BOX2D_contain' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
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CREATE OR REPLACE FUNCTION box2d_contained(box2d, box2d) |
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RETURNS bool
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'BOX2D_contained' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
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CREATE OR REPLACE FUNCTION box2d_overlap(box2d, box2d) |
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RETURNS bool
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'BOX2D_overlap' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
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CREATE OR REPLACE FUNCTION box2d_same(box2d, box2d) |
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RETURNS bool
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'BOX2D_same' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
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CREATE OR REPLACE FUNCTION box2d_intersects(box2d, box2d) |
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RETURNS bool
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'BOX2D_intersects' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
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-- lwgeom operator support functions
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-------------------------------------------------------------------
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-- BTREE indexes
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-------------------------------------------------------------------
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CREATE OR REPLACE FUNCTION geometry_lt(geometry, geometry) |
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RETURNS bool
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'lwgeom_lt' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
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CREATE OR REPLACE FUNCTION geometry_le(geometry, geometry) |
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RETURNS bool
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'lwgeom_le' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
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CREATE OR REPLACE FUNCTION geometry_gt(geometry, geometry) |
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RETURNS bool
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'lwgeom_gt' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
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CREATE OR REPLACE FUNCTION geometry_ge(geometry, geometry) |
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RETURNS bool
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'lwgeom_ge' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
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CREATE OR REPLACE FUNCTION geometry_eq(geometry, geometry) |
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RETURNS bool
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'lwgeom_eq' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
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CREATE OR REPLACE FUNCTION geometry_cmp(geometry, geometry) |
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RETURNS integer
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'lwgeom_cmp' |
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LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
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--
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-- Sorting operators for Btree
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--
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CREATE OPERATOR < (
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LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_lt,
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COMMUTATOR = '>', NEGATOR = '>=', |
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RESTRICT = contsel, JOIN = contjoinsel
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); |
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CREATE OPERATOR <= (
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LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_le,
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COMMUTATOR = '>=', NEGATOR = '>', |
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RESTRICT = contsel, JOIN = contjoinsel
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); |
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CREATE OPERATOR = (
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LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_eq,
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COMMUTATOR = '=', -- we might implement a faster negator here |
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RESTRICT = contsel, JOIN = contjoinsel
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); |
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CREATE OPERATOR >= (
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LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_ge,
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COMMUTATOR = '<=', NEGATOR = '<', |
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RESTRICT = contsel, JOIN = contjoinsel
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); |
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CREATE OPERATOR > (
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LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_gt,
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COMMUTATOR = '<', NEGATOR = '<=', |
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RESTRICT = contsel, JOIN = contjoinsel
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); |
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CREATE OPERATOR CLASS btree_geometry_ops
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DEFAULT FOR TYPE geometry USING btree AS |
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OPERATOR 1 < ,
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OPERATOR 2 <= ,
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OPERATOR 3 = ,
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OPERATOR 4 >= ,
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OPERATOR 5 > ,
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FUNCTION 1 geometry_cmp (geometry, geometry); |
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-------------------------------------------------------------------
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-- GiST indexes
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-------------------------------------------------------------------
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CREATE OR REPLACE FUNCTION postgis_gist_sel (internal, oid, internal, int4) |
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RETURNS float8 |
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_gist_sel' |
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LANGUAGE 'C';
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|
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CREATE OR REPLACE FUNCTION postgis_gist_joinsel(internal, oid, internal, smallint) |
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RETURNS float8 |
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AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_gist_joinsel' |
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LANGUAGE 'C';
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|
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CREATE OR REPLACE FUNCTION geometry_overleft(geometry, geometry) |
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RETURNS bool
|
437 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_overleft' |
438 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
439 |
|
440 |
CREATE OR REPLACE FUNCTION geometry_overright(geometry, geometry) |
441 |
RETURNS bool
|
442 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_overright' |
443 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
444 |
|
445 |
CREATE OR REPLACE FUNCTION geometry_overabove(geometry, geometry) |
446 |
RETURNS bool
|
447 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_overabove' |
448 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
449 |
|
450 |
CREATE OR REPLACE FUNCTION geometry_overbelow(geometry, geometry) |
451 |
RETURNS bool
|
452 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_overbelow' |
453 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
454 |
|
455 |
CREATE OR REPLACE FUNCTION geometry_left(geometry, geometry) |
456 |
RETURNS bool
|
457 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_left' |
458 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
459 |
|
460 |
CREATE OR REPLACE FUNCTION geometry_right(geometry, geometry) |
461 |
RETURNS bool
|
462 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_right' |
463 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
464 |
|
465 |
CREATE OR REPLACE FUNCTION geometry_above(geometry, geometry) |
466 |
RETURNS bool
|
467 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_above' |
468 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
469 |
|
470 |
CREATE OR REPLACE FUNCTION geometry_below(geometry, geometry) |
471 |
RETURNS bool
|
472 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_below' |
473 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
474 |
|
475 |
CREATE OR REPLACE FUNCTION geometry_contain(geometry, geometry) |
476 |
RETURNS bool
|
477 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_contain' |
478 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
479 |
|
480 |
CREATE OR REPLACE FUNCTION geometry_contained(geometry, geometry) |
481 |
RETURNS bool
|
482 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_contained' |
483 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
484 |
|
485 |
CREATE OR REPLACE FUNCTION geometry_overlap(geometry, geometry) |
486 |
RETURNS bool
|
487 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_overlap' |
488 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
489 |
|
490 |
CREATE OR REPLACE FUNCTION geometry_same(geometry, geometry) |
491 |
RETURNS bool
|
492 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_same' |
493 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
494 |
|
495 |
-- GEOMETRY operators
|
496 |
|
497 |
CREATE OPERATOR << (
|
498 |
LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_left,
|
499 |
COMMUTATOR = '>>',
|
500 |
RESTRICT = positionsel, JOIN = positionjoinsel
|
501 |
); |
502 |
|
503 |
CREATE OPERATOR &< (
|
504 |
LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_overleft,
|
505 |
COMMUTATOR = '&>',
|
506 |
RESTRICT = positionsel, JOIN = positionjoinsel
|
507 |
); |
508 |
|
509 |
CREATE OPERATOR <<| (
|
510 |
LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_below,
|
511 |
COMMUTATOR = '|>>',
|
512 |
RESTRICT = positionsel, JOIN = positionjoinsel
|
513 |
); |
514 |
|
515 |
CREATE OPERATOR &<| (
|
516 |
LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_overbelow,
|
517 |
COMMUTATOR = '|&>',
|
518 |
RESTRICT = positionsel, JOIN = positionjoinsel
|
519 |
); |
520 |
|
521 |
CREATE OPERATOR && (
|
522 |
LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_overlap,
|
523 |
COMMUTATOR = '&&',
|
524 |
RESTRICT = postgis_gist_sel, JOIN = postgis_gist_joinsel
|
525 |
); |
526 |
|
527 |
CREATE OPERATOR &> (
|
528 |
LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_overright,
|
529 |
COMMUTATOR = '&<',
|
530 |
RESTRICT = positionsel, JOIN = positionjoinsel
|
531 |
); |
532 |
|
533 |
CREATE OPERATOR >> (
|
534 |
LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_right,
|
535 |
COMMUTATOR = '<<',
|
536 |
RESTRICT = positionsel, JOIN = positionjoinsel
|
537 |
); |
538 |
|
539 |
CREATE OPERATOR |&> (
|
540 |
LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_overabove,
|
541 |
COMMUTATOR = '&<|',
|
542 |
RESTRICT = positionsel, JOIN = positionjoinsel
|
543 |
); |
544 |
|
545 |
CREATE OPERATOR |>> (
|
546 |
LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_above,
|
547 |
COMMUTATOR = '<<|',
|
548 |
RESTRICT = positionsel, JOIN = positionjoinsel
|
549 |
); |
550 |
|
551 |
CREATE OPERATOR ~= (
|
552 |
LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_same,
|
553 |
COMMUTATOR = '~=',
|
554 |
RESTRICT = eqsel, JOIN = eqjoinsel
|
555 |
); |
556 |
|
557 |
CREATE OPERATOR @ ( |
558 |
LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_contained,
|
559 |
COMMUTATOR = '~',
|
560 |
RESTRICT = contsel, JOIN = contjoinsel
|
561 |
); |
562 |
|
563 |
CREATE OPERATOR ~ (
|
564 |
LEFTARG = geometry, RIGHTARG = geometry, PROCEDURE = geometry_contain,
|
565 |
COMMUTATOR = '@',
|
566 |
RESTRICT = contsel, JOIN = contjoinsel
|
567 |
); |
568 |
|
569 |
-- gist support functions
|
570 |
|
571 |
|
572 |
CREATE OR REPLACE FUNCTION LWGEOM_gist_consistent(internal,geometry,int4) |
573 |
RETURNS bool
|
574 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1' ,'LWGEOM_gist_consistent' |
575 |
LANGUAGE 'C';
|
576 |
|
577 |
CREATE OR REPLACE FUNCTION LWGEOM_gist_compress(internal) |
578 |
RETURNS internal |
579 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_gist_compress' |
580 |
LANGUAGE 'C';
|
581 |
|
582 |
CREATE OR REPLACE FUNCTION LWGEOM_gist_penalty(internal,internal,internal) |
583 |
RETURNS internal |
584 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1' ,'LWGEOM_gist_penalty' |
585 |
LANGUAGE 'C';
|
586 |
|
587 |
CREATE OR REPLACE FUNCTION LWGEOM_gist_picksplit(internal, internal) |
588 |
RETURNS internal |
589 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1' ,'LWGEOM_gist_picksplit' |
590 |
LANGUAGE 'C';
|
591 |
|
592 |
CREATE OR REPLACE FUNCTION LWGEOM_gist_union(bytea, internal) |
593 |
RETURNS internal |
594 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1' ,'LWGEOM_gist_union' |
595 |
LANGUAGE 'C';
|
596 |
|
597 |
CREATE OR REPLACE FUNCTION LWGEOM_gist_same(box2d, box2d, internal) |
598 |
RETURNS internal |
599 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1' ,'LWGEOM_gist_same' |
600 |
LANGUAGE 'C';
|
601 |
|
602 |
CREATE OR REPLACE FUNCTION LWGEOM_gist_decompress(internal) |
603 |
RETURNS internal |
604 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1' ,'LWGEOM_gist_decompress' |
605 |
LANGUAGE 'C';
|
606 |
|
607 |
-------------------------------------------
|
608 |
-- GIST opclass index binding entries.
|
609 |
-------------------------------------------
|
610 |
|
611 |
|
612 |
--
|
613 |
-- Create opclass index bindings for PG>=73
|
614 |
--
|
615 |
|
616 |
CREATE OPERATOR CLASS gist_geometry_ops
|
617 |
DEFAULT FOR TYPE geometry USING gist AS |
618 |
OPERATOR 1 << RECHECK,
|
619 |
OPERATOR 2 &< RECHECK,
|
620 |
OPERATOR 3 && RECHECK,
|
621 |
OPERATOR 4 &> RECHECK,
|
622 |
OPERATOR 5 >> RECHECK,
|
623 |
OPERATOR 6 ~= RECHECK,
|
624 |
OPERATOR 7 ~ RECHECK,
|
625 |
OPERATOR 8 @ RECHECK, |
626 |
OPERATOR 9 &<| RECHECK,
|
627 |
OPERATOR 10 <<| RECHECK,
|
628 |
OPERATOR 11 |>> RECHECK,
|
629 |
OPERATOR 12 |&> RECHECK,
|
630 |
FUNCTION 1 LWGEOM_gist_consistent (internal, geometry, int4), |
631 |
FUNCTION 2 LWGEOM_gist_union (bytea, internal), |
632 |
FUNCTION 3 LWGEOM_gist_compress (internal), |
633 |
FUNCTION 4 LWGEOM_gist_decompress (internal), |
634 |
FUNCTION 5 LWGEOM_gist_penalty (internal, internal, internal), |
635 |
FUNCTION 6 LWGEOM_gist_picksplit (internal, internal), |
636 |
FUNCTION 7 LWGEOM_gist_same (box2d, box2d, internal); |
637 |
|
638 |
UPDATE pg_opclass
|
639 |
SET opckeytype = (SELECT oid FROM pg_type |
640 |
WHERE typname = 'box2d' |
641 |
AND typnamespace = (SELECT oid FROM pg_namespace |
642 |
WHERE nspname=current_schema()))
|
643 |
WHERE opcname = 'gist_geometry_ops' |
644 |
AND opcnamespace = (SELECT oid from pg_namespace |
645 |
WHERE nspname=current_schema());
|
646 |
|
647 |
-- TODO: add btree binding...
|
648 |
|
649 |
|
650 |
-------------------------------------------
|
651 |
-- other lwgeom functions
|
652 |
-------------------------------------------
|
653 |
|
654 |
CREATE OR REPLACE FUNCTION addBBOX(geometry) |
655 |
RETURNS geometry |
656 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_addBBOX' |
657 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
658 |
|
659 |
CREATE OR REPLACE FUNCTION dropBBOX(geometry) |
660 |
RETURNS geometry |
661 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_dropBBOX' |
662 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
663 |
|
664 |
|
665 |
CREATE OR REPLACE FUNCTION getSRID(geometry) |
666 |
RETURNS int4 |
667 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_getSRID' |
668 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
669 |
|
670 |
CREATE OR REPLACE FUNCTION getBBOX(geometry) |
671 |
RETURNS box2d |
672 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_to_BOX2DFLOAT4' |
673 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
674 |
|
675 |
-------------------------------------------
|
676 |
--- CHIP functions
|
677 |
-------------------------------------------
|
678 |
|
679 |
CREATE OR REPLACE FUNCTION srid(chip) |
680 |
RETURNS int4 |
681 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','CHIP_getSRID' |
682 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
683 |
|
684 |
CREATE OR REPLACE FUNCTION height(chip) |
685 |
RETURNS int4 |
686 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','CHIP_getHeight' |
687 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
688 |
|
689 |
CREATE OR REPLACE FUNCTION factor(chip) |
690 |
RETURNS FLOAT4 |
691 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','CHIP_getFactor' |
692 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
693 |
|
694 |
CREATE OR REPLACE FUNCTION width(chip) |
695 |
RETURNS int4 |
696 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','CHIP_getWidth' |
697 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
698 |
|
699 |
CREATE OR REPLACE FUNCTION datatype(chip) |
700 |
RETURNS int4 |
701 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','CHIP_getDatatype' |
702 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
703 |
|
704 |
CREATE OR REPLACE FUNCTION compression(chip) |
705 |
RETURNS int4 |
706 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','CHIP_getCompression' |
707 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
708 |
|
709 |
CREATE OR REPLACE FUNCTION setSRID(chip,int4) |
710 |
RETURNS chip |
711 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','CHIP_setSRID' |
712 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
713 |
|
714 |
CREATE OR REPLACE FUNCTION setFactor(chip,float4) |
715 |
RETURNS chip |
716 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','CHIP_setFactor' |
717 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
718 |
|
719 |
------------------------------------------------------------------------
|
720 |
-- DEBUG
|
721 |
------------------------------------------------------------------------
|
722 |
|
723 |
CREATE OR REPLACE FUNCTION mem_size(geometry) |
724 |
RETURNS int4 |
725 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_mem_size' |
726 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
727 |
|
728 |
CREATE OR REPLACE FUNCTION summary(geometry) |
729 |
RETURNS text
|
730 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_summary' |
731 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
732 |
|
733 |
CREATE OR REPLACE FUNCTION npoints(geometry) |
734 |
RETURNS int4 |
735 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_npoints' |
736 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
737 |
|
738 |
CREATE OR REPLACE FUNCTION nrings(geometry) |
739 |
RETURNS int4 |
740 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_nrings' |
741 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
742 |
|
743 |
------------------------------------------------------------------------
|
744 |
-- Misures
|
745 |
------------------------------------------------------------------------
|
746 |
|
747 |
-- this is a fake (for back-compatibility)
|
748 |
-- uses 3d if 3d is available, 2d otherwise
|
749 |
CREATE OR REPLACE FUNCTION length3d(geometry) |
750 |
RETURNS FLOAT8 |
751 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_length_linestring' |
752 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
753 |
|
754 |
CREATE OR REPLACE FUNCTION length2d(geometry) |
755 |
RETURNS FLOAT8 |
756 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_length2d_linestring' |
757 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
758 |
|
759 |
CREATE OR REPLACE FUNCTION length(geometry) |
760 |
RETURNS FLOAT8 |
761 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_length_linestring' |
762 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
763 |
|
764 |
-- this is a fake (for back-compatibility)
|
765 |
-- uses 3d if 3d is available, 2d otherwise
|
766 |
CREATE OR REPLACE FUNCTION length3d_spheroid(geometry, spheroid) |
767 |
RETURNS FLOAT8 |
768 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_length_ellipsoid_linestring' |
769 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
770 |
|
771 |
CREATE OR REPLACE FUNCTION length_spheroid(geometry, spheroid) |
772 |
RETURNS FLOAT8 |
773 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_length_ellipsoid_linestring' |
774 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
775 |
|
776 |
CREATE OR REPLACE FUNCTION length2d_spheroid(geometry, spheroid) |
777 |
RETURNS FLOAT8 |
778 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_length2d_ellipsoid_linestring' |
779 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
780 |
|
781 |
-- this is a fake (for back-compatibility)
|
782 |
-- uses 3d if 3d is available, 2d otherwise
|
783 |
CREATE OR REPLACE FUNCTION perimeter3d(geometry) |
784 |
RETURNS FLOAT8 |
785 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_perimeter_poly' |
786 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
787 |
|
788 |
CREATE OR REPLACE FUNCTION perimeter2d(geometry) |
789 |
RETURNS FLOAT8 |
790 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_perimeter2d_poly' |
791 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
792 |
|
793 |
CREATE OR REPLACE FUNCTION perimeter(geometry) |
794 |
RETURNS FLOAT8 |
795 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_perimeter_poly' |
796 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
797 |
|
798 |
-- this is an alias for 'area(geometry)'
|
799 |
-- there is nothing such an 'area3d'...
|
800 |
CREATE OR REPLACE FUNCTION area2d(geometry) |
801 |
RETURNS FLOAT8 |
802 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_area_polygon' |
803 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
804 |
|
805 |
CREATE OR REPLACE FUNCTION area(geometry) |
806 |
RETURNS FLOAT8 |
807 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_area_polygon' |
808 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
809 |
|
810 |
CREATE OR REPLACE FUNCTION distance_spheroid(geometry,geometry,spheroid) |
811 |
RETURNS FLOAT8 |
812 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_distance_ellipsoid_point' |
813 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
814 |
|
815 |
CREATE OR REPLACE FUNCTION distance_sphere(geometry,geometry) |
816 |
RETURNS FLOAT8 |
817 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_distance_sphere' |
818 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
819 |
|
820 |
-- Minimum distance. 2d only.
|
821 |
CREATE OR REPLACE FUNCTION distance(geometry,geometry) |
822 |
RETURNS float8 |
823 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_mindistance2d' |
824 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
825 |
|
826 |
-- Maximum distance between linestrings. 2d only. Very bogus.
|
827 |
CREATE OR REPLACE FUNCTION max_distance(geometry,geometry) |
828 |
RETURNS float8 |
829 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_maxdistance2d_linestring' |
830 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
831 |
|
832 |
CREATE OR REPLACE FUNCTION point_inside_circle(geometry,float8,float8,float8) |
833 |
RETURNS bool
|
834 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_inside_circle_point' |
835 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
836 |
|
837 |
CREATE OR REPLACE FUNCTION azimuth(geometry,geometry) |
838 |
RETURNS float8 |
839 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_azimuth' |
840 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
841 |
|
842 |
|
843 |
------------------------------------------------------------------------
|
844 |
-- MISC
|
845 |
------------------------------------------------------------------------
|
846 |
|
847 |
CREATE OR REPLACE FUNCTION force_2d(geometry) |
848 |
RETURNS geometry |
849 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_force_2d' |
850 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
851 |
|
852 |
CREATE OR REPLACE FUNCTION force_3dz(geometry) |
853 |
RETURNS geometry |
854 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_force_3dz' |
855 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
856 |
|
857 |
-- an alias for force_3dz
|
858 |
CREATE OR REPLACE FUNCTION force_3d(geometry) |
859 |
RETURNS geometry |
860 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_force_3dz' |
861 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
862 |
|
863 |
CREATE OR REPLACE FUNCTION force_3dm(geometry) |
864 |
RETURNS geometry |
865 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_force_3dm' |
866 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
867 |
|
868 |
CREATE OR REPLACE FUNCTION force_4d(geometry) |
869 |
RETURNS geometry |
870 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_force_4d' |
871 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
872 |
|
873 |
CREATE OR REPLACE FUNCTION force_collection(geometry) |
874 |
RETURNS geometry |
875 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_force_collection' |
876 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
877 |
|
878 |
CREATE OR REPLACE FUNCTION multi(geometry) |
879 |
RETURNS geometry |
880 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_force_multi' |
881 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
882 |
|
883 |
CREATE OR REPLACE FUNCTION collector(geometry, geometry) |
884 |
RETURNS geometry |
885 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_collect' |
886 |
LANGUAGE 'C' IMMUTABLE;
|
887 |
|
888 |
CREATE OR REPLACE FUNCTION collect(geometry, geometry) |
889 |
RETURNS geometry |
890 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_collect' |
891 |
LANGUAGE 'C' IMMUTABLE;
|
892 |
|
893 |
CREATE AGGREGATE memcollect(
|
894 |
sfunc = collect, |
895 |
basetype = geometry, |
896 |
stype = geometry |
897 |
); |
898 |
|
899 |
CREATE OR REPLACE FUNCTION geom_accum (geometry[],geometry) |
900 |
RETURNS geometry[] |
901 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_accum' |
902 |
LANGUAGE 'C' IMMUTABLE;
|
903 |
|
904 |
CREATE AGGREGATE accum (
|
905 |
sfunc = geom_accum, |
906 |
basetype = geometry, |
907 |
stype = geometry[] |
908 |
); |
909 |
|
910 |
CREATE OR REPLACE FUNCTION collect_garray (geometry[]) |
911 |
RETURNS geometry |
912 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_collect_garray' |
913 |
LANGUAGE 'C' IMMUTABLE STRICT;
|
914 |
|
915 |
CREATE AGGREGATE collect (
|
916 |
sfunc = geom_accum, |
917 |
basetype = geometry, |
918 |
stype = geometry[], |
919 |
finalfunc = collect_garray |
920 |
); |
921 |
|
922 |
CREATE OR REPLACE FUNCTION expand(box3d,float8) |
923 |
RETURNS box3d |
924 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'BOX3D_expand' |
925 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (iscachable,isstrict); |
926 |
|
927 |
CREATE OR REPLACE FUNCTION expand(box2d,float8) |
928 |
RETURNS box2d |
929 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'BOX2DFLOAT4_expand' |
930 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (iscachable,isstrict); |
931 |
|
932 |
CREATE OR REPLACE FUNCTION expand(geometry,float8) |
933 |
RETURNS geometry |
934 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_expand' |
935 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (iscachable,isstrict); |
936 |
|
937 |
CREATE OR REPLACE FUNCTION envelope(geometry) |
938 |
RETURNS geometry |
939 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_envelope' |
940 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (iscachable,isstrict); |
941 |
|
942 |
CREATE OR REPLACE FUNCTION reverse(geometry) |
943 |
RETURNS geometry |
944 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_reverse' |
945 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (iscachable,isstrict); |
946 |
|
947 |
CREATE OR REPLACE FUNCTION ForceRHR(geometry) |
948 |
RETURNS geometry |
949 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_forceRHR_poly' |
950 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (iscachable,isstrict); |
951 |
|
952 |
CREATE OR REPLACE FUNCTION noop(geometry) |
953 |
RETURNS geometry |
954 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_noop' |
955 |
LANGUAGE 'C' VOLATILE STRICT; -- WITH (iscachable,isstrict); |
956 |
|
957 |
CREATE OR REPLACE FUNCTION zmflag(geometry) |
958 |
RETURNS smallint
|
959 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_zmflag' |
960 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (iscachable,isstrict); |
961 |
|
962 |
CREATE OR REPLACE FUNCTION hasBBOX(geometry) |
963 |
RETURNS bool
|
964 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_hasBBOX' |
965 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (iscachable,isstrict); |
966 |
|
967 |
CREATE OR REPLACE FUNCTION ndims(geometry) |
968 |
RETURNS smallint
|
969 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_ndims' |
970 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (iscachable,isstrict); |
971 |
|
972 |
CREATE OR REPLACE FUNCTION AsEWKT(geometry) |
973 |
RETURNS TEXT
|
974 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_asEWKT' |
975 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
976 |
|
977 |
CREATE OR REPLACE FUNCTION AsEWKB(geometry) |
978 |
RETURNS BYTEA |
979 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','WKBFromLWGEOM' |
980 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
981 |
|
982 |
CREATE OR REPLACE FUNCTION AsHEXEWKB(geometry) |
983 |
RETURNS TEXT
|
984 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_asHEXEWKB' |
985 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
986 |
|
987 |
CREATE OR REPLACE FUNCTION AsHEXEWKB(geometry, text) |
988 |
RETURNS TEXT
|
989 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_asHEXEWKB' |
990 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
991 |
|
992 |
CREATE OR REPLACE FUNCTION AsEWKB(geometry,text) |
993 |
RETURNS bytea |
994 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','WKBFromLWGEOM' |
995 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
996 |
|
997 |
CREATE OR REPLACE FUNCTION GeomFromEWKB(bytea) |
998 |
RETURNS geometry |
999 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOMFromWKB' |
1000 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
1001 |
|
1002 |
CREATE OR REPLACE FUNCTION GeomFromEWKT(text) |
1003 |
RETURNS geometry |
1004 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','parse_WKT_lwgeom' |
1005 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
1006 |
|
1007 |
CREATE OR REPLACE FUNCTION cache_bbox() |
1008 |
RETURNS trigger
|
1009 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1' |
1010 |
LANGUAGE 'C';
|
1011 |
|
1012 |
------------------------------------------------------------------------
|
1013 |
-- CONSTRUCTORS
|
1014 |
------------------------------------------------------------------------
|
1015 |
|
1016 |
CREATE OR REPLACE FUNCTION makePoint(float8, float8) |
1017 |
RETURNS geometry |
1018 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_makepoint' |
1019 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (iscachable,isstrict); |
1020 |
|
1021 |
CREATE OR REPLACE FUNCTION makePoint(float8, float8, float8) |
1022 |
RETURNS geometry |
1023 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_makepoint' |
1024 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (iscachable,isstrict); |
1025 |
|
1026 |
CREATE OR REPLACE FUNCTION makePoint(float8, float8, float8, float8) |
1027 |
RETURNS geometry |
1028 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_makepoint' |
1029 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (iscachable,isstrict); |
1030 |
|
1031 |
CREATE OR REPLACE FUNCTION makePointM(float8, float8, float8) |
1032 |
RETURNS geometry |
1033 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_makepoint3dm' |
1034 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (iscachable,isstrict); |
1035 |
|
1036 |
CREATE OR REPLACE FUNCTION makeBox2d(geometry, geometry) |
1037 |
RETURNS box2d |
1038 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'BOX2DFLOAT4_construct' |
1039 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (iscachable,isstrict); |
1040 |
|
1041 |
CREATE OR REPLACE FUNCTION makeBox3d(geometry, geometry) |
1042 |
RETURNS box3d |
1043 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'BOX3D_construct' |
1044 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (iscachable,isstrict); |
1045 |
|
1046 |
CREATE OR REPLACE FUNCTION makeline_garray (geometry[]) |
1047 |
RETURNS geometry |
1048 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_makeline_garray' |
1049 |
LANGUAGE 'C' IMMUTABLE STRICT;
|
1050 |
|
1051 |
CREATE OR REPLACE FUNCTION LineFromMultiPoint(geometry) |
1052 |
RETURNS geometry |
1053 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_line_from_mpoint' |
1054 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (iscachable,isstrict); |
1055 |
|
1056 |
CREATE OR REPLACE FUNCTION MakeLine(geometry, geometry) |
1057 |
RETURNS geometry |
1058 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_makeline' |
1059 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (iscachable,isstrict); |
1060 |
|
1061 |
CREATE OR REPLACE FUNCTION AddPoint(geometry, geometry) |
1062 |
RETURNS geometry |
1063 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_addpoint' |
1064 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (iscachable,isstrict); |
1065 |
|
1066 |
CREATE OR REPLACE FUNCTION AddPoint(geometry, geometry, integer) |
1067 |
RETURNS geometry |
1068 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_addpoint' |
1069 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (iscachable,isstrict); |
1070 |
|
1071 |
CREATE OR REPLACE FUNCTION RemovePoint(geometry, integer) |
1072 |
RETURNS geometry |
1073 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_removepoint' |
1074 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (iscachable,isstrict); |
1075 |
|
1076 |
CREATE OR REPLACE FUNCTION SetPoint(geometry, integer, geometry) |
1077 |
RETURNS geometry |
1078 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_setpoint_linestring' |
1079 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (iscachable,isstrict); |
1080 |
|
1081 |
CREATE AGGREGATE makeline (
|
1082 |
sfunc = geom_accum, |
1083 |
basetype = geometry, |
1084 |
stype = geometry[], |
1085 |
finalfunc = makeline_garray |
1086 |
); |
1087 |
|
1088 |
CREATE OR REPLACE FUNCTION MakePolygon(geometry, geometry[]) |
1089 |
RETURNS geometry |
1090 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_makepoly' |
1091 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (iscachable,isstrict); |
1092 |
|
1093 |
CREATE OR REPLACE FUNCTION MakePolygon(geometry) |
1094 |
RETURNS geometry |
1095 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_makepoly' |
1096 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (iscachable,isstrict); |
1097 |
|
1098 |
CREATE OR REPLACE FUNCTION BuildArea(geometry) |
1099 |
RETURNS geometry |
1100 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_buildarea' |
1101 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (iscachable,isstrict); |
1102 |
|
1103 |
CREATE OR REPLACE FUNCTION polygonize_garray (geometry[]) |
1104 |
RETURNS geometry |
1105 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'polygonize_garray' |
1106 |
LANGUAGE 'C' IMMUTABLE STRICT;
|
1107 |
|
1108 |
CREATE OR REPLACE FUNCTION LineMerge(geometry) |
1109 |
RETURNS geometry |
1110 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'linemerge' |
1111 |
LANGUAGE 'C' IMMUTABLE STRICT;
|
1112 |
|
1113 |
CREATE AGGREGATE polygonize (
|
1114 |
sfunc = geom_accum, |
1115 |
basetype = geometry, |
1116 |
stype = geometry[], |
1117 |
finalfunc = polygonize_garray |
1118 |
); |
1119 |
|
1120 |
|
1121 |
|
1122 |
CREATE TYPE geometry_dump AS (path integer[], geom geometry); |
1123 |
|
1124 |
CREATE OR REPLACE FUNCTION Dump(geometry) |
1125 |
RETURNS SETOF geometry_dump |
1126 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_dump' |
1127 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
1128 |
|
1129 |
CREATE OR REPLACE FUNCTION DumpRings(geometry) |
1130 |
RETURNS SETOF geometry_dump |
1131 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_dump_rings' |
1132 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
1133 |
|
1134 |
|
1135 |
------------------------------------------------------------------------
|
1136 |
|
1137 |
--
|
1138 |
-- Aggregate functions
|
1139 |
--
|
1140 |
|
1141 |
CREATE OR REPLACE FUNCTION combine_bbox(box2d,geometry) |
1142 |
RETURNS box2d |
1143 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'BOX2DFLOAT4_combine' |
1144 |
LANGUAGE 'C' IMMUTABLE;
|
1145 |
|
1146 |
CREATE AGGREGATE extent(
|
1147 |
sfunc = combine_bbox, |
1148 |
basetype = geometry, |
1149 |
stype = box2d |
1150 |
); |
1151 |
|
1152 |
CREATE OR REPLACE FUNCTION combine_bbox(box3d,geometry) |
1153 |
RETURNS box3d |
1154 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'BOX3D_combine' |
1155 |
LANGUAGE 'C' IMMUTABLE;
|
1156 |
|
1157 |
CREATE AGGREGATE extent3d(
|
1158 |
sfunc = combine_bbox, |
1159 |
basetype = geometry, |
1160 |
stype = box3d |
1161 |
); |
1162 |
|
1163 |
-----------------------------------------------------------------------
|
1164 |
-- CREATE_HISTOGRAM2D( <box2d>, <size> )
|
1165 |
-----------------------------------------------------------------------
|
1166 |
--
|
1167 |
-- Returns a histgram with 0s in all the boxes.
|
1168 |
--
|
1169 |
-----------------------------------------------------------------------
|
1170 |
CREATE OR REPLACE FUNCTION create_histogram2d(box2d,int) |
1171 |
RETURNS histogram2d |
1172 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','create_lwhistogram2d' |
1173 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
1174 |
|
1175 |
-----------------------------------------------------------------------
|
1176 |
-- BUILD_HISTOGRAM2D( <histogram2d>, <tablename>, <columnname> )
|
1177 |
-----------------------------------------------------------------------
|
1178 |
CREATE OR REPLACE FUNCTION build_histogram2d (histogram2d,text,text) |
1179 |
RETURNS histogram2d |
1180 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','build_lwhistogram2d' |
1181 |
LANGUAGE 'C' STABLE STRICT; -- WITH (isstrict); |
1182 |
|
1183 |
-----------------------------------------------------------------------
|
1184 |
-- BUILD_HISTOGRAM2D(<histogram2d>,<schema>,<tablename>,<columnname>)
|
1185 |
-----------------------------------------------------------------------
|
1186 |
-- This is a wrapper to the omonimous schema unaware function,
|
1187 |
-- thanks to Carl Anderson for the idea.
|
1188 |
-----------------------------------------------------------------------
|
1189 |
CREATE OR REPLACE FUNCTION build_histogram2d (histogram2d,text,text,text) |
1190 |
RETURNS histogram2d |
1191 |
AS ' |
1192 |
BEGIN
|
1193 |
EXECUTE ''SET local search_path = ''||$2||'',public'';
|
1194 |
RETURN public.build_histogram2d($1,$3,$4);
|
1195 |
END
|
1196 |
'
|
1197 |
LANGUAGE 'plpgsql' STABLE STRICT; -- WITH (isstrict); |
1198 |
|
1199 |
-----------------------------------------------------------------------
|
1200 |
-- EXPLODE_HISTOGRAM2D( <histogram2d>, <tablename> )
|
1201 |
-----------------------------------------------------------------------
|
1202 |
CREATE OR REPLACE FUNCTION explode_histogram2d (histogram2d,text) |
1203 |
RETURNS histogram2d |
1204 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','explode_lwhistogram2d' |
1205 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
1206 |
|
1207 |
-----------------------------------------------------------------------
|
1208 |
-- ESTIMATE_HISTOGRAM2D( <histogram2d>, <box> )
|
1209 |
-----------------------------------------------------------------------
|
1210 |
CREATE OR REPLACE FUNCTION estimate_histogram2d(histogram2d,box2d) |
1211 |
RETURNS float8 |
1212 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','estimate_lwhistogram2d' |
1213 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
1214 |
|
1215 |
-----------------------------------------------------------------------
|
1216 |
-- ESTIMATED_EXTENT( <schema name>, <table name>, <column name> )
|
1217 |
-----------------------------------------------------------------------
|
1218 |
CREATE OR REPLACE FUNCTION estimated_extent(text,text,text) RETURNS box2d AS |
1219 |
'/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_estimated_extent' |
1220 |
LANGUAGE 'C' IMMUTABLE STRICT SECURITY DEFINER;
|
1221 |
|
1222 |
-----------------------------------------------------------------------
|
1223 |
-- ESTIMATED_EXTENT( <table name>, <column name> )
|
1224 |
-----------------------------------------------------------------------
|
1225 |
CREATE OR REPLACE FUNCTION estimated_extent(text,text) RETURNS box2d AS |
1226 |
'/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_estimated_extent' |
1227 |
LANGUAGE 'C' IMMUTABLE STRICT SECURITY DEFINER;
|
1228 |
|
1229 |
-----------------------------------------------------------------------
|
1230 |
-- FIND_EXTENT( <schema name>, <table name>, <column name> )
|
1231 |
-----------------------------------------------------------------------
|
1232 |
CREATE OR REPLACE FUNCTION find_extent(text,text,text) RETURNS box2d AS |
1233 |
'
|
1234 |
DECLARE
|
1235 |
schemaname alias for $1;
|
1236 |
tablename alias for $2;
|
1237 |
columnname alias for $3;
|
1238 |
myrec RECORD;
|
1239 |
|
1240 |
BEGIN
|
1241 |
FOR myrec IN EXECUTE ''SELECT extent("''||columnname||''") FROM "''||schemaname||''"."''||tablename||''"'' LOOP
|
1242 |
return myrec.extent;
|
1243 |
END LOOP;
|
1244 |
END;
|
1245 |
'
|
1246 |
LANGUAGE 'plpgsql' IMMUTABLE STRICT; -- WITH (isstrict); |
1247 |
|
1248 |
-----------------------------------------------------------------------
|
1249 |
-- FIND_EXTENT( <table name>, <column name> )
|
1250 |
-----------------------------------------------------------------------
|
1251 |
CREATE OR REPLACE FUNCTION find_extent(text,text) RETURNS box2d AS |
1252 |
'
|
1253 |
DECLARE
|
1254 |
tablename alias for $1;
|
1255 |
columnname alias for $2;
|
1256 |
myrec RECORD;
|
1257 |
|
1258 |
BEGIN
|
1259 |
FOR myrec IN EXECUTE ''SELECT extent("''||columnname||''") FROM "''||tablename||''"'' LOOP
|
1260 |
return myrec.extent;
|
1261 |
END LOOP;
|
1262 |
END;
|
1263 |
'
|
1264 |
LANGUAGE 'plpgsql' IMMUTABLE STRICT; -- WITH (isstrict); |
1265 |
|
1266 |
-------------------------------------------------------------------
|
1267 |
-- SPATIAL_REF_SYS
|
1268 |
-------------------------------------------------------------------
|
1269 |
CREATE TABLE spatial_ref_sys ( |
1270 |
srid integer not null primary key, |
1271 |
auth_name varchar(256), |
1272 |
auth_srid integer,
|
1273 |
srtext varchar(2048), |
1274 |
proj4text varchar(2048) |
1275 |
); |
1276 |
|
1277 |
-------------------------------------------------------------------
|
1278 |
-- GEOMETRY_COLUMNS
|
1279 |
-------------------------------------------------------------------
|
1280 |
CREATE TABLE geometry_columns ( |
1281 |
f_table_catalog varchar(256) not null, |
1282 |
f_table_schema varchar(256) not null, |
1283 |
f_table_name varchar(256) not null, |
1284 |
f_geometry_column varchar(256) not null, |
1285 |
coord_dimension integer not null, |
1286 |
srid integer not null, |
1287 |
type varchar(30) not null, |
1288 |
CONSTRAINT geometry_columns_pk primary key ( |
1289 |
f_table_catalog, |
1290 |
f_table_schema, |
1291 |
f_table_name, |
1292 |
f_geometry_column ) |
1293 |
) WITH OIDS; |
1294 |
|
1295 |
-----------------------------------------------------------------------
|
1296 |
-- RENAME_GEOMETRY_TABLE_CONSTRAINTS()
|
1297 |
-----------------------------------------------------------------------
|
1298 |
-- This function has been obsoleted for the difficulty in
|
1299 |
-- finding attribute on which the constraint is applied.
|
1300 |
-- AddGeometryColumn will name the constraints in a meaningful
|
1301 |
-- way, but nobody can rely on it since old postgis versions did
|
1302 |
-- not do that.
|
1303 |
-----------------------------------------------------------------------
|
1304 |
CREATE OR REPLACE FUNCTION rename_geometry_table_constraints() RETURNS text |
1305 |
AS
|
1306 |
'
|
1307 |
SELECT ''rename_geometry_table_constraint() is obsoleted''::text
|
1308 |
'
|
1309 |
LANGUAGE 'SQL' IMMUTABLE;
|
1310 |
|
1311 |
-----------------------------------------------------------------------
|
1312 |
-- FIX_GEOMETRY_COLUMNS()
|
1313 |
-----------------------------------------------------------------------
|
1314 |
-- This function will:
|
1315 |
--
|
1316 |
-- o try to fix the schema of records with an invalid one
|
1317 |
-- (for PG>=73)
|
1318 |
--
|
1319 |
-- o link records to system tables through attrelid and varattnum
|
1320 |
-- (for PG<75)
|
1321 |
--
|
1322 |
-- o delete all records for which no linking was possible
|
1323 |
-- (for PG<75)
|
1324 |
--
|
1325 |
--
|
1326 |
-----------------------------------------------------------------------
|
1327 |
CREATE OR REPLACE FUNCTION fix_geometry_columns() RETURNS text |
1328 |
AS
|
1329 |
'
|
1330 |
DECLARE
|
1331 |
mislinked record;
|
1332 |
result text;
|
1333 |
linked integer;
|
1334 |
deleted integer;
|
1335 |
foundschema integer;
|
1336 |
BEGIN
|
1337 |
|
1338 |
-- Since 7.3 schema support has been added.
|
1339 |
-- Previous postgis versions used to put the database name in
|
1340 |
-- the schema column. This needs to be fixed, so we try to
|
1341 |
-- set the correct schema for each geometry_colums record
|
1342 |
-- looking at table, column, type and srid.
|
1343 |
UPDATE geometry_columns SET f_table_schema = n.nspname
|
1344 |
FROM pg_namespace n, pg_class c, pg_attribute a,
|
1345 |
pg_constraint sridcheck, pg_constraint typecheck
|
1346 |
WHERE ( f_table_schema is NULL
|
1347 |
OR f_table_schema = ''''
|
1348 |
OR f_table_schema NOT IN (
|
1349 |
SELECT nspname::varchar
|
1350 |
FROM pg_namespace nn, pg_class cc, pg_attribute aa
|
1351 |
WHERE cc.relnamespace = nn.oid
|
1352 |
AND cc.relname = f_table_name::name
|
1353 |
AND aa.attrelid = cc.oid
|
1354 |
AND aa.attname = f_geometry_column::name))
|
1355 |
AND f_table_name::name = c.relname
|
1356 |
AND c.oid = a.attrelid
|
1357 |
AND c.relnamespace = n.oid
|
1358 |
AND f_geometry_column::name = a.attname
|
1359 |
|
1360 |
AND sridcheck.conrelid = c.oid
|
1361 |
AND sridcheck.consrc LIKE ''(srid(% = %)''
|
1362 |
AND sridcheck.consrc ~ textcat('' = '', srid::text)
|
1363 |
|
1364 |
AND typecheck.conrelid = c.oid
|
1365 |
AND typecheck.consrc LIKE
|
1366 |
''((geometrytype(%) = ''''%''''::text) OR (% IS NULL))''
|
1367 |
AND typecheck.consrc ~ textcat('' = '''''', type::text)
|
1368 |
|
1369 |
AND NOT EXISTS (
|
1370 |
SELECT oid FROM geometry_columns gc
|
1371 |
WHERE c.relname::varchar = gc.f_table_name
|
1372 |
AND n.nspname::varchar = gc.f_table_schema
|
1373 |
AND a.attname::varchar = gc.f_geometry_column
|
1374 |
);
|
1375 |
|
1376 |
GET DIAGNOSTICS foundschema = ROW_COUNT;
|
1377 |
|
1378 |
-- no linkage to system table needed
|
1379 |
return ''fixed:''||foundschema::text;
|
1380 |
|
1381 |
-- fix linking to system tables
|
1382 |
SELECT 0 INTO linked;
|
1383 |
FOR mislinked in
|
1384 |
SELECT gc.oid as gcrec,
|
1385 |
a.attrelid as attrelid, a.attnum as attnum
|
1386 |
FROM geometry_columns gc, pg_class c,
|
1387 |
pg_namespace n, pg_attribute a
|
1388 |
WHERE ( gc.attrelid IS NULL OR gc.attrelid != a.attrelid
|
1389 |
OR gc.varattnum IS NULL OR gc.varattnum != a.attnum)
|
1390 |
AND n.nspname = gc.f_table_schema::name
|
1391 |
AND c.relnamespace = n.oid
|
1392 |
AND c.relname = gc.f_table_name::name
|
1393 |
AND a.attname = f_geometry_column::name
|
1394 |
AND a.attrelid = c.oid
|
1395 |
LOOP
|
1396 |
UPDATE geometry_columns SET
|
1397 |
attrelid = mislinked.attrelid,
|
1398 |
varattnum = mislinked.attnum,
|
1399 |
stats = NULL
|
1400 |
WHERE geometry_columns.oid = mislinked.gcrec;
|
1401 |
SELECT linked+1 INTO linked;
|
1402 |
END LOOP;
|
1403 |
|
1404 |
-- remove stale records
|
1405 |
DELETE FROM geometry_columns WHERE attrelid IS NULL;
|
1406 |
|
1407 |
GET DIAGNOSTICS deleted = ROW_COUNT;
|
1408 |
|
1409 |
result =
|
1410 |
''fixed:'' || foundschema::text ||
|
1411 |
'' linked:'' || linked::text ||
|
1412 |
'' deleted:'' || deleted::text;
|
1413 |
|
1414 |
return result;
|
1415 |
|
1416 |
END;
|
1417 |
'
|
1418 |
LANGUAGE 'plpgsql' VOLATILE;
|
1419 |
|
1420 |
-----------------------------------------------------------------------
|
1421 |
-- PROBE_GEOMETRY_COLUMNS()
|
1422 |
-----------------------------------------------------------------------
|
1423 |
-- Fill the geometry_columns table with values probed from the system
|
1424 |
-- catalogues. 3d flag cannot be probed, it defaults to 2
|
1425 |
--
|
1426 |
-- Note that bogus records already in geometry_columns are not
|
1427 |
-- overridden (a check for schema.table.column is performed), so
|
1428 |
-- to have a fresh probe backup your geometry_column, delete from
|
1429 |
-- it and probe.
|
1430 |
-----------------------------------------------------------------------
|
1431 |
CREATE OR REPLACE FUNCTION probe_geometry_columns() RETURNS text AS |
1432 |
'
|
1433 |
DECLARE
|
1434 |
inserted integer;
|
1435 |
oldcount integer;
|
1436 |
probed integer;
|
1437 |
stale integer;
|
1438 |
BEGIN
|
1439 |
|
1440 |
SELECT count(*) INTO oldcount FROM geometry_columns;
|
1441 |
|
1442 |
SELECT count(*) INTO probed
|
1443 |
FROM pg_class c, pg_attribute a, pg_type t,
|
1444 |
pg_namespace n,
|
1445 |
pg_constraint sridcheck, pg_constraint typecheck
|
1446 |
|
1447 |
WHERE t.typname = ''geometry''
|
1448 |
AND a.atttypid = t.oid
|
1449 |
AND a.attrelid = c.oid
|
1450 |
AND c.relnamespace = n.oid
|
1451 |
AND sridcheck.connamespace = n.oid
|
1452 |
AND typecheck.connamespace = n.oid
|
1453 |
|
1454 |
AND sridcheck.conrelid = c.oid
|
1455 |
AND sridcheck.consrc LIKE ''(srid(''||a.attname||'') = %)''
|
1456 |
AND typecheck.conrelid = c.oid
|
1457 |
AND typecheck.consrc LIKE
|
1458 |
''((geometrytype(''||a.attname||'') = ''''%''''::text) OR (% IS NULL))''
|
1459 |
;
|
1460 |
|
1461 |
INSERT INTO geometry_columns SELECT
|
1462 |
''''::varchar as f_table_catalogue,
|
1463 |
n.nspname::varchar as f_table_schema,
|
1464 |
c.relname::varchar as f_table_name,
|
1465 |
a.attname::varchar as f_geometry_column,
|
1466 |
2 as coord_dimension,
|
1467 |
trim(both '' =)'' from substr(sridcheck.consrc,
|
1468 |
strpos(sridcheck.consrc, ''='')))::integer as srid,
|
1469 |
trim(both '' =)'''''' from substr(typecheck.consrc,
|
1470 |
strpos(typecheck.consrc, ''=''),
|
1471 |
strpos(typecheck.consrc, ''::'')-
|
1472 |
strpos(typecheck.consrc, ''='')
|
1473 |
))::varchar as type
|
1474 |
|
1475 |
FROM pg_class c, pg_attribute a, pg_type t,
|
1476 |
pg_namespace n,
|
1477 |
pg_constraint sridcheck, pg_constraint typecheck
|
1478 |
WHERE t.typname = ''geometry''
|
1479 |
AND a.atttypid = t.oid
|
1480 |
AND a.attrelid = c.oid
|
1481 |
AND c.relnamespace = n.oid
|
1482 |
AND sridcheck.connamespace = n.oid
|
1483 |
AND typecheck.connamespace = n.oid
|
1484 |
AND sridcheck.conrelid = c.oid
|
1485 |
AND sridcheck.consrc LIKE ''(srid(''||a.attname||'') = %)''
|
1486 |
AND typecheck.conrelid = c.oid
|
1487 |
AND typecheck.consrc LIKE
|
1488 |
''((geometrytype(''||a.attname||'') = ''''%''''::text) OR (% IS NULL))''
|
1489 |
|
1490 |
AND NOT EXISTS (
|
1491 |
SELECT oid FROM geometry_columns gc
|
1492 |
WHERE c.relname::varchar = gc.f_table_name
|
1493 |
AND n.nspname::varchar = gc.f_table_schema
|
1494 |
AND a.attname::varchar = gc.f_geometry_column
|
1495 |
);
|
1496 |
|
1497 |
GET DIAGNOSTICS inserted = ROW_COUNT;
|
1498 |
|
1499 |
IF oldcount > probed THEN
|
1500 |
stale = oldcount-probed;
|
1501 |
ELSE
|
1502 |
stale = 0;
|
1503 |
END IF;
|
1504 |
|
1505 |
RETURN ''probed:''||probed||
|
1506 |
'' inserted:''||inserted||
|
1507 |
'' conflicts:''||probed-inserted||
|
1508 |
'' stale:''||stale;
|
1509 |
END
|
1510 |
|
1511 |
'
|
1512 |
LANGUAGE 'plpgsql' VOLATILE;
|
1513 |
|
1514 |
-----------------------------------------------------------------------
|
1515 |
-- ADDGEOMETRYCOLUMN
|
1516 |
-- <catalogue>, <schema>, <table>, <column>, <srid>, <type>, <dim>
|
1517 |
-----------------------------------------------------------------------
|
1518 |
--
|
1519 |
-- Type can be one of geometry, GEOMETRYCOLLECTION, POINT, MULTIPOINT, POLYGON,
|
1520 |
-- MULTIPOLYGON, LINESTRING, or MULTILINESTRING.
|
1521 |
--
|
1522 |
-- Types (except geometry) are checked for consistency using a CHECK constraint
|
1523 |
-- uses SQL ALTER TABLE command to add the geometry column to the table.
|
1524 |
-- Addes a row to geometry_columns.
|
1525 |
-- Addes a constraint on the table that all the geometries MUST have the same
|
1526 |
-- SRID. Checks the coord_dimension to make sure its between 0 and 3.
|
1527 |
-- Should also check the precision grid (future expansion).
|
1528 |
-- Calls fix_geometry_columns() at the end.
|
1529 |
--
|
1530 |
-----------------------------------------------------------------------
|
1531 |
CREATE OR REPLACE FUNCTION AddGeometryColumn(varchar,varchar,varchar,varchar,integer,varchar,integer) |
1532 |
RETURNS text
|
1533 |
AS
|
1534 |
'
|
1535 |
DECLARE
|
1536 |
catalog_name alias for $1;
|
1537 |
schema_name alias for $2;
|
1538 |
table_name alias for $3;
|
1539 |
column_name alias for $4;
|
1540 |
new_srid alias for $5;
|
1541 |
new_type alias for $6;
|
1542 |
new_dim alias for $7;
|
1543 |
rec RECORD;
|
1544 |
schema_ok bool;
|
1545 |
real_schema name;
|
1546 |
|
1547 |
BEGIN
|
1548 |
|
1549 |
IF ( not ( (new_type =''GEOMETRY'') or
|
1550 |
(new_type =''GEOMETRYCOLLECTION'') or
|
1551 |
(new_type =''POINT'') or
|
1552 |
(new_type =''MULTIPOINT'') or
|
1553 |
(new_type =''POLYGON'') or
|
1554 |
(new_type =''MULTIPOLYGON'') or
|
1555 |
(new_type =''LINESTRING'') or
|
1556 |
(new_type =''MULTILINESTRING'') or
|
1557 |
(new_type =''GEOMETRYCOLLECTIONM'') or
|
1558 |
(new_type =''POINTM'') or
|
1559 |
(new_type =''MULTIPOINTM'') or
|
1560 |
(new_type =''POLYGONM'') or
|
1561 |
(new_type =''MULTIPOLYGONM'') or
|
1562 |
(new_type =''LINESTRINGM'') or
|
1563 |
(new_type =''MULTILINESTRINGM'')) )
|
1564 |
THEN
|
1565 |
RAISE EXCEPTION ''Invalid type name - valid ones are:
|
1566 |
GEOMETRY, GEOMETRYCOLLECTION, POINT,
|
1567 |
MULTIPOINT, POLYGON, MULTIPOLYGON,
|
1568 |
LINESTRING, MULTILINESTRING,
|
1569 |
GEOMETRYCOLLECTIONM, POINTM,
|
1570 |
MULTIPOINTM, POLYGONM, MULTIPOLYGONM,
|
1571 |
LINESTRINGM, or MULTILINESTRINGM '';
|
1572 |
return ''fail'';
|
1573 |
END IF;
|
1574 |
|
1575 |
IF ( (new_dim >4) or (new_dim <0) ) THEN
|
1576 |
RAISE EXCEPTION ''invalid dimension'';
|
1577 |
return ''fail'';
|
1578 |
END IF;
|
1579 |
|
1580 |
IF ( (new_type LIKE ''%M'') and (new_dim!=3) ) THEN
|
1581 |
|
1582 |
RAISE EXCEPTION ''TypeM needs 3 dimensions'';
|
1583 |
return ''fail'';
|
1584 |
END IF;
|
1585 |
|
1586 |
IF ( schema_name != '''' ) THEN
|
1587 |
schema_ok = ''f'';
|
1588 |
FOR rec IN SELECT nspname FROM pg_namespace WHERE text(nspname) = schema_name LOOP
|
1589 |
schema_ok := ''t'';
|
1590 |
END LOOP;
|
1591 |
|
1592 |
if ( schema_ok <> ''t'' ) THEN
|
1593 |
RAISE NOTICE ''Invalid schema name - using current_schema()'';
|
1594 |
SELECT current_schema() into real_schema;
|
1595 |
ELSE
|
1596 |
real_schema = schema_name;
|
1597 |
END IF;
|
1598 |
|
1599 |
ELSE
|
1600 |
SELECT current_schema() into real_schema;
|
1601 |
END IF;
|
1602 |
|
1603 |
|
1604 |
-- Add geometry column
|
1605 |
|
1606 |
EXECUTE ''ALTER TABLE '' ||
|
1607 |
quote_ident(real_schema) || ''.'' || quote_ident(table_name)
|
1608 |
|| '' ADD COLUMN '' || quote_ident(column_name) ||
|
1609 |
'' geometry '';
|
1610 |
|
1611 |
|
1612 |
-- Delete stale record in geometry_column (if any)
|
1613 |
|
1614 |
EXECUTE ''DELETE FROM geometry_columns WHERE
|
1615 |
f_table_catalog = '' || quote_literal('''') ||
|
1616 |
'' AND f_table_schema = '' ||
|
1617 |
quote_literal(real_schema) ||
|
1618 |
'' AND f_table_name = '' || quote_literal(table_name) ||
|
1619 |
'' AND f_geometry_column = '' || quote_literal(column_name);
|
1620 |
|
1621 |
|
1622 |
-- Add record in geometry_column
|
1623 |
|
1624 |
EXECUTE ''INSERT INTO geometry_columns VALUES ('' ||
|
1625 |
quote_literal('''') || '','' ||
|
1626 |
quote_literal(real_schema) || '','' ||
|
1627 |
quote_literal(table_name) || '','' ||
|
1628 |
quote_literal(column_name) || '','' ||
|
1629 |
new_dim || '','' || new_srid || '','' ||
|
1630 |
quote_literal(new_type) || '')'';
|
1631 |
|
1632 |
-- Add table checks
|
1633 |
|
1634 |
EXECUTE ''ALTER TABLE '' ||
|
1635 |
quote_ident(real_schema) || ''.'' || quote_ident(table_name)
|
1636 |
|| '' ADD CONSTRAINT ''
|
1637 |
|| quote_ident(''enforce_srid_'' || column_name)
|
1638 |
|| '' CHECK (SRID('' || quote_ident(column_name) ||
|
1639 |
'') = '' || new_srid || '')'' ;
|
1640 |
|
1641 |
EXECUTE ''ALTER TABLE '' ||
|
1642 |
quote_ident(real_schema) || ''.'' || quote_ident(table_name)
|
1643 |
|| '' ADD CONSTRAINT ''
|
1644 |
|| quote_ident(''enforce_dims_'' || column_name)
|
1645 |
|| '' CHECK (ndims('' || quote_ident(column_name) ||
|
1646 |
'') = '' || new_dim || '')'' ;
|
1647 |
|
1648 |
IF (not(new_type = ''GEOMETRY'')) THEN
|
1649 |
EXECUTE ''ALTER TABLE '' ||
|
1650 |
quote_ident(real_schema) || ''.'' || quote_ident(table_name)
|
1651 |
|| '' ADD CONSTRAINT ''
|
1652 |
|| quote_ident(''enforce_geotype_'' || column_name)
|
1653 |
|| '' CHECK (geometrytype('' ||
|
1654 |
quote_ident(column_name) || '')='' ||
|
1655 |
quote_literal(new_type) || '' OR ('' ||
|
1656 |
quote_ident(column_name) || '') is null)'';
|
1657 |
END IF;
|
1658 |
|
1659 |
return
|
1660 |
real_schema || ''.'' ||
|
1661 |
table_name || ''.'' || column_name ||
|
1662 |
'' SRID:'' || new_srid ||
|
1663 |
'' TYPE:'' || new_type ||
|
1664 |
'' DIMS:'' || new_dim || chr(10) || '' '';
|
1665 |
END;
|
1666 |
'
|
1667 |
LANGUAGE 'plpgsql' VOLATILE STRICT; -- WITH (isstrict); |
1668 |
|
1669 |
----------------------------------------------------------------------------
|
1670 |
-- ADDGEOMETRYCOLUMN ( <schema>, <table>, <column>, <srid>, <type>, <dim> )
|
1671 |
----------------------------------------------------------------------------
|
1672 |
--
|
1673 |
-- This is a wrapper to the real AddGeometryColumn, for use
|
1674 |
-- when catalogue is undefined
|
1675 |
--
|
1676 |
----------------------------------------------------------------------------
|
1677 |
CREATE OR REPLACE FUNCTION AddGeometryColumn(varchar,varchar,varchar,integer,varchar,integer) RETURNS text AS ' |
1678 |
DECLARE
|
1679 |
ret text;
|
1680 |
BEGIN
|
1681 |
SELECT AddGeometryColumn('''',$1,$2,$3,$4,$5,$6) into ret;
|
1682 |
RETURN ret;
|
1683 |
END;
|
1684 |
'
|
1685 |
LANGUAGE 'plpgsql' STABLE STRICT; -- WITH (isstrict); |
1686 |
|
1687 |
----------------------------------------------------------------------------
|
1688 |
-- ADDGEOMETRYCOLUMN ( <table>, <column>, <srid>, <type>, <dim> )
|
1689 |
----------------------------------------------------------------------------
|
1690 |
--
|
1691 |
-- This is a wrapper to the real AddGeometryColumn, for use
|
1692 |
-- when catalogue and schema are undefined
|
1693 |
--
|
1694 |
----------------------------------------------------------------------------
|
1695 |
CREATE OR REPLACE FUNCTION AddGeometryColumn(varchar,varchar,integer,varchar,integer) RETURNS text AS ' |
1696 |
DECLARE
|
1697 |
ret text;
|
1698 |
BEGIN
|
1699 |
SELECT AddGeometryColumn('''','''',$1,$2,$3,$4,$5) into ret;
|
1700 |
RETURN ret;
|
1701 |
END;
|
1702 |
'
|
1703 |
LANGUAGE 'plpgsql' VOLATILE STRICT; -- WITH (isstrict); |
1704 |
|
1705 |
-----------------------------------------------------------------------
|
1706 |
-- DROPGEOMETRYCOLUMN
|
1707 |
-- <catalogue>, <schema>, <table>, <column>
|
1708 |
-----------------------------------------------------------------------
|
1709 |
--
|
1710 |
-- Removes geometry column reference from geometry_columns table.
|
1711 |
-- Drops the column with pgsql >= 73.
|
1712 |
-- Make some silly enforcements on it for pgsql < 73
|
1713 |
--
|
1714 |
-----------------------------------------------------------------------
|
1715 |
CREATE OR REPLACE FUNCTION DropGeometryColumn(varchar, varchar,varchar,varchar) |
1716 |
RETURNS text
|
1717 |
AS
|
1718 |
'
|
1719 |
DECLARE
|
1720 |
catalog_name alias for $1;
|
1721 |
schema_name alias for $2;
|
1722 |
table_name alias for $3;
|
1723 |
column_name alias for $4;
|
1724 |
myrec RECORD;
|
1725 |
okay boolean;
|
1726 |
real_schema name;
|
1727 |
|
1728 |
BEGIN
|
1729 |
|
1730 |
|
1731 |
-- Find, check or fix schema_name
|
1732 |
IF ( schema_name != '''' ) THEN
|
1733 |
okay = ''f'';
|
1734 |
|
1735 |
FOR myrec IN SELECT nspname FROM pg_namespace WHERE text(nspname) = schema_name LOOP
|
1736 |
okay := ''t'';
|
1737 |
END LOOP;
|
1738 |
|
1739 |
IF ( okay <> ''t'' ) THEN
|
1740 |
RAISE NOTICE ''Invalid schema name - using current_schema()'';
|
1741 |
SELECT current_schema() into real_schema;
|
1742 |
ELSE
|
1743 |
real_schema = schema_name;
|
1744 |
END IF;
|
1745 |
ELSE
|
1746 |
SELECT current_schema() into real_schema;
|
1747 |
END IF;
|
1748 |
|
1749 |
-- Find out if the column is in the geometry_columns table
|
1750 |
okay = ''f'';
|
1751 |
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
|
1752 |
okay := ''t'';
|
1753 |
END LOOP;
|
1754 |
IF (okay <> ''t'') THEN
|
1755 |
RAISE EXCEPTION ''column not found in geometry_columns table'';
|
1756 |
RETURN ''f'';
|
1757 |
END IF;
|
1758 |
|
1759 |
-- Remove ref from geometry_columns table
|
1760 |
EXECUTE ''delete from geometry_columns where f_table_schema = '' ||
|
1761 |
quote_literal(real_schema) || '' and f_table_name = '' ||
|
1762 |
quote_literal(table_name) || '' and f_geometry_column = '' ||
|
1763 |
quote_literal(column_name);
|
1764 |
|
1765 |
-- Remove table column
|
1766 |
EXECUTE ''ALTER TABLE '' || quote_ident(real_schema) || ''.'' ||
|
1767 |
quote_ident(table_name) || '' DROP COLUMN '' ||
|
1768 |
quote_ident(column_name);
|
1769 |
|
1770 |
|
1771 |
RETURN real_schema || ''.'' || table_name || ''.'' || column_name ||'' effectively removed.'';
|
1772 |
|
1773 |
END;
|
1774 |
'
|
1775 |
LANGUAGE 'plpgsql' VOLATILE STRICT; -- WITH (isstrict); |
1776 |
|
1777 |
-----------------------------------------------------------------------
|
1778 |
-- DROPGEOMETRYCOLUMN
|
1779 |
-- <schema>, <table>, <column>
|
1780 |
-----------------------------------------------------------------------
|
1781 |
--
|
1782 |
-- This is a wrapper to the real DropGeometryColumn, for use
|
1783 |
-- when catalogue is undefined
|
1784 |
--
|
1785 |
-----------------------------------------------------------------------
|
1786 |
CREATE OR REPLACE FUNCTION DropGeometryColumn(varchar,varchar,varchar) |
1787 |
RETURNS text
|
1788 |
AS
|
1789 |
'
|
1790 |
DECLARE
|
1791 |
ret text;
|
1792 |
BEGIN
|
1793 |
SELECT DropGeometryColumn('''',$1,$2,$3) into ret;
|
1794 |
RETURN ret;
|
1795 |
END;
|
1796 |
'
|
1797 |
LANGUAGE 'plpgsql' VOLATILE STRICT; -- WITH (isstrict); |
1798 |
|
1799 |
-----------------------------------------------------------------------
|
1800 |
-- DROPGEOMETRYCOLUMN
|
1801 |
-- <table>, <column>
|
1802 |
-----------------------------------------------------------------------
|
1803 |
--
|
1804 |
-- This is a wrapper to the real DropGeometryColumn, for use
|
1805 |
-- when catalogue and schema is undefined.
|
1806 |
--
|
1807 |
-----------------------------------------------------------------------
|
1808 |
CREATE OR REPLACE FUNCTION DropGeometryColumn(varchar,varchar) |
1809 |
RETURNS text
|
1810 |
AS
|
1811 |
'
|
1812 |
DECLARE
|
1813 |
ret text;
|
1814 |
BEGIN
|
1815 |
SELECT DropGeometryColumn('''','''',$1,$2) into ret;
|
1816 |
RETURN ret;
|
1817 |
END;
|
1818 |
'
|
1819 |
LANGUAGE 'plpgsql' VOLATILE STRICT; -- WITH (isstrict); |
1820 |
|
1821 |
-----------------------------------------------------------------------
|
1822 |
-- DROPGEOMETRYTABLE
|
1823 |
-- <catalogue>, <schema>, <table>
|
1824 |
-----------------------------------------------------------------------
|
1825 |
--
|
1826 |
-- Drop a table and all its references in geometry_columns
|
1827 |
--
|
1828 |
-----------------------------------------------------------------------
|
1829 |
CREATE OR REPLACE FUNCTION DropGeometryTable(varchar, varchar,varchar) |
1830 |
RETURNS text
|
1831 |
AS
|
1832 |
'
|
1833 |
DECLARE
|
1834 |
catalog_name alias for $1;
|
1835 |
schema_name alias for $2;
|
1836 |
table_name alias for $3;
|
1837 |
real_schema name;
|
1838 |
|
1839 |
BEGIN
|
1840 |
|
1841 |
IF ( schema_name = '''' ) THEN
|
1842 |
SELECT current_schema() into real_schema;
|
1843 |
ELSE
|
1844 |
real_schema = schema_name;
|
1845 |
END IF;
|
1846 |
|
1847 |
-- Remove refs from geometry_columns table
|
1848 |
EXECUTE ''DELETE FROM geometry_columns WHERE '' ||
|
1849 |
''f_table_schema = '' || quote_literal(real_schema) ||
|
1850 |
'' AND '' ||
|
1851 |
'' f_table_name = '' || quote_literal(table_name);
|
1852 |
|
1853 |
-- Remove table
|
1854 |
EXECUTE ''DROP TABLE ''
|
1855 |
|| quote_ident(real_schema) || ''.'' ||
|
1856 |
quote_ident(table_name);
|
1857 |
|
1858 |
RETURN
|
1859 |
real_schema || ''.'' ||
|
1860 |
table_name ||'' dropped.'';
|
1861 |
|
1862 |
END;
|
1863 |
'
|
1864 |
LANGUAGE 'plpgsql' VOLATILE STRICT; -- WITH (isstrict); |
1865 |
|
1866 |
-----------------------------------------------------------------------
|
1867 |
-- DROPGEOMETRYTABLE
|
1868 |
-- <schema>, <table>
|
1869 |
-----------------------------------------------------------------------
|
1870 |
--
|
1871 |
-- Drop a table and all its references in geometry_columns
|
1872 |
--
|
1873 |
-----------------------------------------------------------------------
|
1874 |
CREATE OR REPLACE FUNCTION DropGeometryTable(varchar,varchar) RETURNS text AS |
1875 |
'SELECT DropGeometryTable('''',$1,$2)'
|
1876 |
LANGUAGE 'sql' WITH (isstrict);
|
1877 |
|
1878 |
-----------------------------------------------------------------------
|
1879 |
-- DROPGEOMETRYTABLE
|
1880 |
-- <table>
|
1881 |
-----------------------------------------------------------------------
|
1882 |
--
|
1883 |
-- Drop a table and all its references in geometry_columns
|
1884 |
-- For PG>=73 use current_schema()
|
1885 |
--
|
1886 |
-----------------------------------------------------------------------
|
1887 |
CREATE OR REPLACE FUNCTION DropGeometryTable(varchar) RETURNS text AS |
1888 |
'SELECT DropGeometryTable('''','''',$1)'
|
1889 |
LANGUAGE 'sql' VOLATILE STRICT; -- WITH (isstrict); |
1890 |
|
1891 |
-----------------------------------------------------------------------
|
1892 |
-- UPDATEGEOMETRYSRID
|
1893 |
-- <catalogue>, <schema>, <table>, <column>, <srid>
|
1894 |
-----------------------------------------------------------------------
|
1895 |
--
|
1896 |
-- Change SRID of all features in a spatially-enabled table
|
1897 |
--
|
1898 |
-----------------------------------------------------------------------
|
1899 |
CREATE OR REPLACE FUNCTION UpdateGeometrySRID(varchar,varchar,varchar,varchar,integer) |
1900 |
RETURNS text
|
1901 |
AS
|
1902 |
'
|
1903 |
DECLARE
|
1904 |
catalog_name alias for $1;
|
1905 |
schema_name alias for $2;
|
1906 |
table_name alias for $3;
|
1907 |
column_name alias for $4;
|
1908 |
new_srid alias for $5;
|
1909 |
myrec RECORD;
|
1910 |
okay boolean;
|
1911 |
cname varchar;
|
1912 |
real_schema name;
|
1913 |
|
1914 |
BEGIN
|
1915 |
|
1916 |
|
1917 |
-- Find, check or fix schema_name
|
1918 |
IF ( schema_name != '''' ) THEN
|
1919 |
okay = ''f'';
|
1920 |
|
1921 |
FOR myrec IN SELECT nspname FROM pg_namespace WHERE text(nspname) = schema_name LOOP
|
1922 |
okay := ''t'';
|
1923 |
END LOOP;
|
1924 |
|
1925 |
IF ( okay <> ''t'' ) THEN
|
1926 |
RAISE EXCEPTION ''Invalid schema name'';
|
1927 |
ELSE
|
1928 |
real_schema = schema_name;
|
1929 |
END IF;
|
1930 |
ELSE
|
1931 |
SELECT INTO real_schema current_schema()::text;
|
1932 |
END IF;
|
1933 |
|
1934 |
-- Find out if the column is in the geometry_columns table
|
1935 |
okay = ''f'';
|
1936 |
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
|
1937 |
okay := ''t'';
|
1938 |
END LOOP;
|
1939 |
IF (okay <> ''t'') THEN
|
1940 |
RAISE EXCEPTION ''column not found in geometry_columns table'';
|
1941 |
RETURN ''f'';
|
1942 |
END IF;
|
1943 |
|
1944 |
-- Update ref from geometry_columns table
|
1945 |
EXECUTE ''UPDATE geometry_columns SET SRID = '' || new_srid ||
|
1946 |
'' where f_table_schema = '' ||
|
1947 |
quote_literal(real_schema) || '' and f_table_name = '' ||
|
1948 |
quote_literal(table_name) || '' and f_geometry_column = '' ||
|
1949 |
quote_literal(column_name);
|
1950 |
|
1951 |
-- Make up constraint name
|
1952 |
cname = ''enforce_srid_'' || column_name;
|
1953 |
|
1954 |
-- Drop enforce_srid constraint
|
1955 |
EXECUTE ''ALTER TABLE '' || quote_ident(real_schema) ||
|
1956 |
''.'' || quote_ident(table_name) ||
|
1957 |
'' DROP constraint '' || quote_ident(cname);
|
1958 |
|
1959 |
-- Update geometries SRID
|
1960 |
EXECUTE ''UPDATE '' || quote_ident(real_schema) ||
|
1961 |
''.'' || quote_ident(table_name) ||
|
1962 |
'' SET '' || quote_ident(column_name) ||
|
1963 |
'' = setSRID('' || quote_ident(column_name) ||
|
1964 |
'', '' || new_srid || '')'';
|
1965 |
|
1966 |
-- Reset enforce_srid constraint
|
1967 |
EXECUTE ''ALTER TABLE '' || quote_ident(real_schema) ||
|
1968 |
''.'' || quote_ident(table_name) ||
|
1969 |
'' ADD constraint '' || quote_ident(cname) ||
|
1970 |
'' CHECK (srid('' || quote_ident(column_name) ||
|
1971 |
'') = '' || new_srid || '')'';
|
1972 |
|
1973 |
RETURN real_schema || ''.'' || table_name || ''.'' || column_name ||'' SRID changed to '' || new_srid;
|
1974 |
|
1975 |
END;
|
1976 |
'
|
1977 |
LANGUAGE 'plpgsql' VOLATILE STRICT; -- WITH (isstrict); |
1978 |
|
1979 |
-----------------------------------------------------------------------
|
1980 |
-- UPDATEGEOMETRYSRID
|
1981 |
-- <schema>, <table>, <column>, <srid>
|
1982 |
-----------------------------------------------------------------------
|
1983 |
CREATE OR REPLACE FUNCTION UpdateGeometrySRID(varchar,varchar,varchar,integer) |
1984 |
RETURNS text
|
1985 |
AS ' |
1986 |
DECLARE
|
1987 |
ret text;
|
1988 |
BEGIN
|
1989 |
SELECT UpdateGeometrySRID('''',$1,$2,$3,$4) into ret;
|
1990 |
RETURN ret;
|
1991 |
END;
|
1992 |
'
|
1993 |
LANGUAGE 'plpgsql' VOLATILE STRICT; -- WITH (isstrict); |
1994 |
|
1995 |
-----------------------------------------------------------------------
|
1996 |
-- UPDATEGEOMETRYSRID
|
1997 |
-- <table>, <column>, <srid>
|
1998 |
-----------------------------------------------------------------------
|
1999 |
CREATE OR REPLACE FUNCTION UpdateGeometrySRID(varchar,varchar,integer) |
2000 |
RETURNS text
|
2001 |
AS ' |
2002 |
DECLARE
|
2003 |
ret text;
|
2004 |
BEGIN
|
2005 |
SELECT UpdateGeometrySRID('''','''',$1,$2,$3) into ret;
|
2006 |
RETURN ret;
|
2007 |
END;
|
2008 |
'
|
2009 |
LANGUAGE 'plpgsql' VOLATILE STRICT; -- WITH (isstrict); |
2010 |
|
2011 |
-----------------------------------------------------------------------
|
2012 |
-- UPDATE_GEOMETRY_STATS()
|
2013 |
-----------------------------------------------------------------------
|
2014 |
--
|
2015 |
-- Only meaningful for PG<75.
|
2016 |
-- Gather statisticts about geometry columns for use
|
2017 |
-- with cost estimator.
|
2018 |
--
|
2019 |
-- It is defined also for PG>=75 for back-compatibility
|
2020 |
--
|
2021 |
-----------------------------------------------------------------------
|
2022 |
CREATE OR REPLACE FUNCTION update_geometry_stats() RETURNS text |
2023 |
AS ' SELECT ''update_geometry_stats() has been obsoleted. Statistics are automatically built running the ANALYZE command''::text' LANGUAGE 'sql'; |
2024 |
|
2025 |
-----------------------------------------------------------------------
|
2026 |
-- UPDATE_GEOMETRY_STATS( <table>, <column> )
|
2027 |
-----------------------------------------------------------------------
|
2028 |
--
|
2029 |
-- Only meaningful for PG<75.
|
2030 |
-- Gather statisticts about a geometry column for use
|
2031 |
-- with cost estimator.
|
2032 |
--
|
2033 |
-- It is defined also for PG>=75 for back-compatibility
|
2034 |
--
|
2035 |
-----------------------------------------------------------------------
|
2036 |
CREATE OR REPLACE FUNCTION update_geometry_stats(varchar,varchar) RETURNS text |
2037 |
AS 'SELECT update_geometry_stats();' LANGUAGE 'sql' ; |
2038 |
|
2039 |
-----------------------------------------------------------------------
|
2040 |
-- FIND_SRID( <schema>, <table>, <geom col> )
|
2041 |
-----------------------------------------------------------------------
|
2042 |
CREATE OR REPLACE FUNCTION find_srid(varchar,varchar,varchar) RETURNS int4 AS |
2043 |
'DECLARE
|
2044 |
schem text;
|
2045 |
tabl text;
|
2046 |
sr int4;
|
2047 |
BEGIN
|
2048 |
IF $1 IS NULL THEN
|
2049 |
RAISE EXCEPTION ''find_srid() - schema is NULL!'';
|
2050 |
END IF;
|
2051 |
IF $2 IS NULL THEN
|
2052 |
RAISE EXCEPTION ''find_srid() - table name is NULL!'';
|
2053 |
END IF;
|
2054 |
IF $3 IS NULL THEN
|
2055 |
RAISE EXCEPTION ''find_srid() - column name is NULL!'';
|
2056 |
END IF;
|
2057 |
schem = $1;
|
2058 |
tabl = $2;
|
2059 |
-- if the table contains a . and the schema is empty
|
2060 |
-- split the table into a schema and a table
|
2061 |
-- otherwise drop through to default behavior
|
2062 |
IF ( schem = '''' and tabl LIKE ''%.%'' ) THEN
|
2063 |
schem = substr(tabl,1,strpos(tabl,''.'')-1);
|
2064 |
tabl = substr(tabl,length(schem)+2);
|
2065 |
ELSE
|
2066 |
schem = schem || ''%'';
|
2067 |
END IF;
|
2068 |
|
2069 |
select SRID into sr from geometry_columns where f_table_schema like schem and f_table_name = tabl and f_geometry_column = $3;
|
2070 |
IF NOT FOUND THEN
|
2071 |
RAISE EXCEPTION ''find_srid() - couldnt find the corresponding SRID - is the geometry registered in the GEOMETRY_COLUMNS table? Is there an uppercase/lowercase missmatch?'';
|
2072 |
END IF;
|
2073 |
return sr;
|
2074 |
END;
|
2075 |
'
|
2076 |
LANGUAGE 'plpgsql' IMMUTABLE STRICT; -- WITH (iscachable); |
2077 |
|
2078 |
|
2079 |
---------------------------------------------------------------
|
2080 |
-- PROJ support
|
2081 |
---------------------------------------------------------------
|
2082 |
|
2083 |
CREATE OR REPLACE FUNCTION get_proj4_from_srid(integer) RETURNS text AS |
2084 |
'
|
2085 |
BEGIN
|
2086 |
RETURN proj4text::text FROM spatial_ref_sys WHERE srid= $1;
|
2087 |
END;
|
2088 |
'
|
2089 |
LANGUAGE 'plpgsql' IMMUTABLE STRICT; -- WITH (iscachable,isstrict); |
2090 |
|
2091 |
|
2092 |
|
2093 |
CREATE OR REPLACE FUNCTION transform_geometry(geometry,text,text,int) |
2094 |
RETURNS geometry |
2095 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','transform_geom' |
2096 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2097 |
|
2098 |
CREATE OR REPLACE FUNCTION transform(geometry,integer) |
2099 |
RETURNS geometry |
2100 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','transform' |
2101 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2102 |
|
2103 |
|
2104 |
-----------------------------------------------------------------------
|
2105 |
-- POSTGIS_VERSION()
|
2106 |
-----------------------------------------------------------------------
|
2107 |
|
2108 |
CREATE OR REPLACE FUNCTION postgis_version() RETURNS text |
2109 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1' |
2110 |
LANGUAGE 'C' IMMUTABLE;
|
2111 |
|
2112 |
CREATE OR REPLACE FUNCTION postgis_proj_version() RETURNS text |
2113 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1' |
2114 |
LANGUAGE 'C' IMMUTABLE;
|
2115 |
|
2116 |
--
|
2117 |
-- IMPORTANT:
|
2118 |
-- Starting at 1.1.0 this function is used by postgis_proc_upgrade.pl
|
2119 |
-- to extract version of postgis being installed.
|
2120 |
-- Do not modify this w/out also changing postgis_proc_upgrade.pl
|
2121 |
--
|
2122 |
CREATE OR REPLACE FUNCTION postgis_scripts_installed() RETURNS text
|
2123 |
AS 'SELECT ''1.1.6''::text AS version' |
2124 |
LANGUAGE 'sql' IMMUTABLE;
|
2125 |
|
2126 |
CREATE OR REPLACE FUNCTION postgis_lib_version() RETURNS text |
2127 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1' |
2128 |
LANGUAGE 'C' IMMUTABLE; -- a new lib will require a new session |
2129 |
|
2130 |
-- NOTE: starting at 1.1.0 this is the same of postgis_lib_version()
|
2131 |
CREATE OR REPLACE FUNCTION postgis_scripts_released() RETURNS text |
2132 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1' |
2133 |
LANGUAGE 'C' IMMUTABLE;
|
2134 |
|
2135 |
CREATE OR REPLACE FUNCTION postgis_uses_stats() RETURNS bool |
2136 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1' |
2137 |
LANGUAGE 'C' IMMUTABLE;
|
2138 |
|
2139 |
CREATE OR REPLACE FUNCTION postgis_geos_version() RETURNS text |
2140 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1' |
2141 |
LANGUAGE 'C' IMMUTABLE;
|
2142 |
|
2143 |
CREATE OR REPLACE FUNCTION postgis_jts_version() RETURNS text |
2144 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1' |
2145 |
LANGUAGE 'C' IMMUTABLE;
|
2146 |
|
2147 |
CREATE OR REPLACE FUNCTION postgis_scripts_build_date() RETURNS text |
2148 |
AS 'SELECT ''2006-12-20 17:24:57''::text AS version' |
2149 |
LANGUAGE 'sql' IMMUTABLE;
|
2150 |
|
2151 |
CREATE OR REPLACE FUNCTION postgis_lib_build_date() RETURNS text |
2152 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1' |
2153 |
LANGUAGE 'C' IMMUTABLE;
|
2154 |
|
2155 |
|
2156 |
|
2157 |
CREATE OR REPLACE FUNCTION postgis_full_version() RETURNS text |
2158 |
AS ' |
2159 |
DECLARE
|
2160 |
libver text;
|
2161 |
projver text;
|
2162 |
geosver text;
|
2163 |
jtsver text;
|
2164 |
usestats bool;
|
2165 |
dbproc text;
|
2166 |
relproc text;
|
2167 |
fullver text;
|
2168 |
BEGIN
|
2169 |
SELECT postgis_lib_version() INTO libver;
|
2170 |
SELECT postgis_proj_version() INTO projver;
|
2171 |
SELECT postgis_geos_version() INTO geosver;
|
2172 |
SELECT postgis_jts_version() INTO jtsver;
|
2173 |
SELECT postgis_uses_stats() INTO usestats;
|
2174 |
SELECT postgis_scripts_installed() INTO dbproc;
|
2175 |
SELECT postgis_scripts_released() INTO relproc;
|
2176 |
|
2177 |
fullver = ''POSTGIS="'' || libver || ''"'';
|
2178 |
|
2179 |
IF geosver IS NOT NULL THEN
|
2180 |
fullver = fullver || '' GEOS="'' || geosver || ''"'';
|
2181 |
END IF;
|
2182 |
|
2183 |
IF jtsver IS NOT NULL THEN
|
2184 |
fullver = fullver || '' JTS="'' || jtsver || ''"'';
|
2185 |
END IF;
|
2186 |
|
2187 |
IF projver IS NOT NULL THEN
|
2188 |
fullver = fullver || '' PROJ="'' || projver || ''"'';
|
2189 |
END IF;
|
2190 |
|
2191 |
IF usestats THEN
|
2192 |
fullver = fullver || '' USE_STATS'';
|
2193 |
END IF;
|
2194 |
|
2195 |
-- fullver = fullver || '' DBPROC="'' || dbproc || ''"'';
|
2196 |
-- fullver = fullver || '' RELPROC="'' || relproc || ''"'';
|
2197 |
|
2198 |
IF dbproc != relproc THEN
|
2199 |
fullver = fullver || '' (procs from '' || dbproc || '' need upgrade)'';
|
2200 |
END IF;
|
2201 |
|
2202 |
RETURN fullver;
|
2203 |
END
|
2204 |
'
|
2205 |
LANGUAGE 'plpgsql' IMMUTABLE;
|
2206 |
|
2207 |
---------------------------------------------------------------
|
2208 |
-- CASTS
|
2209 |
---------------------------------------------------------------
|
2210 |
|
2211 |
CREATE OR REPLACE FUNCTION box2d(geometry) |
2212 |
RETURNS box2d |
2213 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_to_BOX2DFLOAT4' |
2214 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2215 |
|
2216 |
CREATE OR REPLACE FUNCTION box3d(geometry) |
2217 |
RETURNS box3d |
2218 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_to_BOX3D' |
2219 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2220 |
|
2221 |
CREATE OR REPLACE FUNCTION box(geometry) |
2222 |
RETURNS box |
2223 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_to_BOX' |
2224 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2225 |
|
2226 |
CREATE OR REPLACE FUNCTION box2d(box3d) |
2227 |
RETURNS box2d |
2228 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','BOX3D_to_BOX2DFLOAT4' |
2229 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2230 |
|
2231 |
CREATE OR REPLACE FUNCTION box3d(box2d) |
2232 |
RETURNS box3d |
2233 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','BOX2DFLOAT4_to_BOX3D' |
2234 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2235 |
|
2236 |
CREATE OR REPLACE FUNCTION box(box3d) |
2237 |
RETURNS box |
2238 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','BOX3D_to_BOX' |
2239 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2240 |
|
2241 |
CREATE OR REPLACE FUNCTION text(geometry) |
2242 |
RETURNS text
|
2243 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_to_text' |
2244 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2245 |
|
2246 |
-- this is kept for backward-compatibility
|
2247 |
CREATE OR REPLACE FUNCTION box3dtobox(box3d) |
2248 |
RETURNS box |
2249 |
AS 'SELECT box($1)' |
2250 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2251 |
|
2252 |
CREATE OR REPLACE FUNCTION geometry(box2d) |
2253 |
RETURNS geometry |
2254 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','BOX2DFLOAT4_to_LWGEOM' |
2255 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2256 |
|
2257 |
CREATE OR REPLACE FUNCTION geometry(box3d) |
2258 |
RETURNS geometry |
2259 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','BOX3D_to_LWGEOM' |
2260 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2261 |
|
2262 |
CREATE OR REPLACE FUNCTION geometry(text) |
2263 |
RETURNS geometry |
2264 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','parse_WKT_lwgeom' |
2265 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2266 |
|
2267 |
CREATE OR REPLACE FUNCTION geometry(chip) |
2268 |
RETURNS geometry |
2269 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','CHIP_to_LWGEOM' |
2270 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2271 |
|
2272 |
CREATE OR REPLACE FUNCTION geometry(bytea) |
2273 |
RETURNS geometry |
2274 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_from_bytea' |
2275 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2276 |
|
2277 |
CREATE OR REPLACE FUNCTION bytea(geometry) |
2278 |
RETURNS bytea |
2279 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_to_bytea' |
2280 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2281 |
|
2282 |
CREATE OR REPLACE FUNCTION text(bool) |
2283 |
RETURNS text
|
2284 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','BOOL_to_text' |
2285 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2286 |
|
2287 |
-- 7.3+ explicit casting definitions
|
2288 |
CREATE CAST (geometry AS box2d) WITH FUNCTION box2d(geometry) AS IMPLICIT; |
2289 |
CREATE CAST (geometry AS box3d) WITH FUNCTION box3d(geometry) AS IMPLICIT; |
2290 |
CREATE CAST (geometry AS box) WITH FUNCTION box(geometry) AS IMPLICIT; |
2291 |
CREATE CAST (box3d AS box2d) WITH FUNCTION box2d(box3d) AS IMPLICIT; |
2292 |
CREATE CAST (box2d AS box3d) WITH FUNCTION box3d(box2d) AS IMPLICIT; |
2293 |
CREATE CAST (box2d AS geometry) WITH FUNCTION geometry(box2d) AS IMPLICIT; |
2294 |
CREATE CAST (box3d AS box) WITH FUNCTION box(box3d) AS IMPLICIT; |
2295 |
CREATE CAST (box3d AS geometry) WITH FUNCTION geometry(box3d) AS IMPLICIT; |
2296 |
CREATE CAST (text AS geometry) WITH FUNCTION geometry(text) AS IMPLICIT; |
2297 |
CREATE CAST (geometry AS text) WITH FUNCTION text(geometry) AS IMPLICIT; |
2298 |
CREATE CAST (chip AS geometry) WITH FUNCTION geometry(chip) AS IMPLICIT; |
2299 |
CREATE CAST (bytea AS geometry) WITH FUNCTION geometry(bytea) AS IMPLICIT; |
2300 |
CREATE CAST (geometry AS bytea) WITH FUNCTION bytea(geometry) AS IMPLICIT; |
2301 |
CREATE CAST (bool AS text) WITH FUNCTION text(bool) AS IMPLICIT; |
2302 |
|
2303 |
---------------------------------------------------------------
|
2304 |
-- Algorithms
|
2305 |
---------------------------------------------------------------
|
2306 |
|
2307 |
CREATE OR REPLACE FUNCTION simplify(geometry, float8) |
2308 |
RETURNS geometry |
2309 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_simplify2d' |
2310 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2311 |
|
2312 |
-- SnapToGrid(input, xoff, yoff, xsize, ysize)
|
2313 |
CREATE OR REPLACE FUNCTION SnapToGrid(geometry, float8, float8, float8, float8) |
2314 |
RETURNS geometry |
2315 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_snaptogrid' |
2316 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2317 |
|
2318 |
-- SnapToGrid(input, xsize, ysize) # offsets=0
|
2319 |
CREATE OR REPLACE FUNCTION SnapToGrid(geometry, float8, float8) |
2320 |
RETURNS geometry |
2321 |
AS 'SELECT SnapToGrid($1, 0, 0, $2, $3)' |
2322 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2323 |
|
2324 |
-- SnapToGrid(input, size) # xsize=ysize=size, offsets=0
|
2325 |
CREATE OR REPLACE FUNCTION SnapToGrid(geometry, float8) |
2326 |
RETURNS geometry |
2327 |
AS 'SELECT SnapToGrid($1, 0, 0, $2, $2)' |
2328 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2329 |
|
2330 |
-- SnapToGrid(input, point_offsets, xsize, ysize, zsize, msize)
|
2331 |
CREATE OR REPLACE FUNCTION SnapToGrid(geometry, geometry, float8, float8, float8, float8) |
2332 |
RETURNS geometry |
2333 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_snaptogrid_pointoff' |
2334 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2335 |
|
2336 |
CREATE OR REPLACE FUNCTION segmentize(geometry, float8) |
2337 |
RETURNS geometry |
2338 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_segmentize2d' |
2339 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2340 |
|
2341 |
---------------------------------------------------------------
|
2342 |
-- LRS
|
2343 |
---------------------------------------------------------------
|
2344 |
|
2345 |
CREATE OR REPLACE FUNCTION line_interpolate_point(geometry, float8) |
2346 |
RETURNS geometry |
2347 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_line_interpolate_point' |
2348 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2349 |
|
2350 |
CREATE OR REPLACE FUNCTION line_substring(geometry, float8, float8) |
2351 |
RETURNS geometry |
2352 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_line_substring' |
2353 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2354 |
|
2355 |
CREATE OR REPLACE FUNCTION line_locate_point(geometry, geometry) |
2356 |
RETURNS float8 |
2357 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_line_locate_point' |
2358 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2359 |
|
2360 |
CREATE OR REPLACE FUNCTION locate_between_measures(geometry, float8, float8) |
2361 |
RETURNS geometry |
2362 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_locate_between_m' |
2363 |
LANGUAGE 'C' IMMUTABLE STRICT;
|
2364 |
|
2365 |
CREATE OR REPLACE FUNCTION locate_along_measure(geometry, float8) |
2366 |
RETURNS geometry |
2367 |
AS 'SELECT locate_between_measures($1, $2, $2)' |
2368 |
LANGUAGE 'sql' IMMUTABLE STRICT;
|
2369 |
|
2370 |
---------------------------------------------------------------
|
2371 |
-- GEOS
|
2372 |
---------------------------------------------------------------
|
2373 |
|
2374 |
CREATE OR REPLACE FUNCTION intersection(geometry,geometry) |
2375 |
RETURNS geometry |
2376 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','intersection' |
2377 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2378 |
|
2379 |
CREATE OR REPLACE FUNCTION buffer(geometry,float8) |
2380 |
RETURNS geometry |
2381 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','buffer' |
2382 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2383 |
|
2384 |
CREATE OR REPLACE FUNCTION buffer(geometry,float8,integer) |
2385 |
RETURNS geometry |
2386 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','buffer' |
2387 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2388 |
|
2389 |
CREATE OR REPLACE FUNCTION convexhull(geometry) |
2390 |
RETURNS geometry |
2391 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','convexhull' |
2392 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2393 |
|
2394 |
|
2395 |
CREATE OR REPLACE FUNCTION difference(geometry,geometry) |
2396 |
RETURNS geometry |
2397 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','difference' |
2398 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2399 |
|
2400 |
CREATE OR REPLACE FUNCTION boundary(geometry) |
2401 |
RETURNS geometry |
2402 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','boundary' |
2403 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2404 |
|
2405 |
CREATE OR REPLACE FUNCTION symdifference(geometry,geometry) |
2406 |
RETURNS geometry |
2407 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','symdifference' |
2408 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2409 |
|
2410 |
|
2411 |
CREATE OR REPLACE FUNCTION symmetricdifference(geometry,geometry) |
2412 |
RETURNS geometry |
2413 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','symdifference' |
2414 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2415 |
|
2416 |
|
2417 |
CREATE OR REPLACE FUNCTION GeomUnion(geometry,geometry) |
2418 |
RETURNS geometry |
2419 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','geomunion' |
2420 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2421 |
|
2422 |
CREATE AGGREGATE MemGeomUnion (
|
2423 |
basetype = geometry, |
2424 |
sfunc = geomunion, |
2425 |
stype = geometry |
2426 |
); |
2427 |
|
2428 |
CREATE OR REPLACE FUNCTION unite_garray (geometry[]) |
2429 |
RETURNS geometry |
2430 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1' |
2431 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2432 |
|
2433 |
CREATE AGGREGATE GeomUnion (
|
2434 |
sfunc = geom_accum, |
2435 |
basetype = geometry, |
2436 |
stype = geometry[], |
2437 |
finalfunc = unite_garray |
2438 |
); |
2439 |
|
2440 |
|
2441 |
CREATE OR REPLACE FUNCTION relate(geometry,geometry) |
2442 |
RETURNS text
|
2443 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','relate_full' |
2444 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2445 |
|
2446 |
CREATE OR REPLACE FUNCTION relate(geometry,geometry,text) |
2447 |
RETURNS boolean
|
2448 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','relate_pattern' |
2449 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2450 |
|
2451 |
CREATE OR REPLACE FUNCTION disjoint(geometry,geometry) |
2452 |
RETURNS boolean
|
2453 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1' |
2454 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2455 |
|
2456 |
CREATE OR REPLACE FUNCTION touches(geometry,geometry) |
2457 |
RETURNS boolean
|
2458 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1' |
2459 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2460 |
|
2461 |
CREATE OR REPLACE FUNCTION intersects(geometry,geometry) |
2462 |
RETURNS boolean
|
2463 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1' |
2464 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2465 |
|
2466 |
CREATE OR REPLACE FUNCTION crosses(geometry,geometry) |
2467 |
RETURNS boolean
|
2468 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1' |
2469 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2470 |
|
2471 |
CREATE OR REPLACE FUNCTION within(geometry,geometry) |
2472 |
RETURNS boolean
|
2473 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1' |
2474 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2475 |
|
2476 |
CREATE OR REPLACE FUNCTION contains(geometry,geometry) |
2477 |
RETURNS boolean
|
2478 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1' |
2479 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2480 |
|
2481 |
CREATE OR REPLACE FUNCTION overlaps(geometry,geometry) |
2482 |
RETURNS boolean
|
2483 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1' |
2484 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2485 |
|
2486 |
CREATE OR REPLACE FUNCTION IsValid(geometry) |
2487 |
RETURNS boolean
|
2488 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'isvalid' |
2489 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2490 |
|
2491 |
CREATE OR REPLACE FUNCTION GEOSnoop(geometry) |
2492 |
RETURNS geometry |
2493 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'GEOSnoop' |
2494 |
LANGUAGE 'C' VOLATILE STRICT; -- WITH (isstrict,iscachable); |
2495 |
|
2496 |
CREATE OR REPLACE FUNCTION JTSnoop(geometry) |
2497 |
RETURNS geometry |
2498 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'JTSnoop' |
2499 |
LANGUAGE 'C' VOLATILE STRICT; -- WITH (isstrict,iscachable); |
2500 |
|
2501 |
-- This is also available w/out GEOS
|
2502 |
CREATE OR REPLACE FUNCTION Centroid(geometry) |
2503 |
RETURNS geometry |
2504 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1' |
2505 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2506 |
|
2507 |
CREATE OR REPLACE FUNCTION IsRing(geometry) |
2508 |
RETURNS boolean
|
2509 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1' |
2510 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2511 |
|
2512 |
CREATE OR REPLACE FUNCTION PointOnSurface(geometry) |
2513 |
RETURNS geometry |
2514 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1' |
2515 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2516 |
|
2517 |
CREATE OR REPLACE FUNCTION IsSimple(geometry) |
2518 |
RETURNS boolean
|
2519 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'issimple' |
2520 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2521 |
|
2522 |
CREATE OR REPLACE FUNCTION Equals(geometry,geometry) |
2523 |
RETURNS boolean
|
2524 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','geomequals' |
2525 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2526 |
|
2527 |
-----------------------------------------------------------------------
|
2528 |
-- SVG OUTPUT
|
2529 |
-----------------------------------------------------------------------
|
2530 |
CREATE OR REPLACE FUNCTION AsSVG(geometry,int4,int4) |
2531 |
RETURNS TEXT
|
2532 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','assvg_geometry' |
2533 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2534 |
|
2535 |
CREATE OR REPLACE FUNCTION AsSVG(geometry,int4) |
2536 |
RETURNS TEXT
|
2537 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','assvg_geometry' |
2538 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2539 |
|
2540 |
CREATE OR REPLACE FUNCTION AsSVG(geometry) |
2541 |
RETURNS TEXT
|
2542 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','assvg_geometry' |
2543 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2544 |
|
2545 |
-----------------------------------------------------------------------
|
2546 |
-- GML OUTPUT
|
2547 |
-----------------------------------------------------------------------
|
2548 |
-- AsGML(geom, precision, version)
|
2549 |
CREATE OR REPLACE FUNCTION AsGML(geometry, int4, int4) |
2550 |
RETURNS TEXT
|
2551 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_asGML' |
2552 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2553 |
|
2554 |
-- AsGML(geom, precision) / version=2
|
2555 |
CREATE OR REPLACE FUNCTION AsGML(geometry, int4) |
2556 |
RETURNS TEXT
|
2557 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_asGML' |
2558 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2559 |
|
2560 |
-- AsGML(geom) / precision=15 version=2
|
2561 |
CREATE OR REPLACE FUNCTION AsGML(geometry) |
2562 |
RETURNS TEXT
|
2563 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_asGML' |
2564 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2565 |
|
2566 |
------------------------------------------------------------------------
|
2567 |
-- OGC defined
|
2568 |
------------------------------------------------------------------------
|
2569 |
|
2570 |
CREATE OR REPLACE FUNCTION NumPoints(geometry) |
2571 |
RETURNS int4 |
2572 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_numpoints_linestring' |
2573 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
2574 |
|
2575 |
CREATE OR REPLACE FUNCTION NumGeometries(geometry) |
2576 |
RETURNS int4 |
2577 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_numgeometries_collection' |
2578 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
2579 |
|
2580 |
CREATE OR REPLACE FUNCTION GeometryN(geometry,integer) |
2581 |
RETURNS geometry |
2582 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_geometryn_collection' |
2583 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
2584 |
|
2585 |
CREATE OR REPLACE FUNCTION Dimension(geometry) |
2586 |
RETURNS int4 |
2587 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_dimension' |
2588 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
2589 |
|
2590 |
CREATE OR REPLACE FUNCTION ExterioRring(geometry) |
2591 |
RETURNS geometry |
2592 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_exteriorring_polygon' |
2593 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
2594 |
|
2595 |
CREATE OR REPLACE FUNCTION NumInteriorRings(geometry) |
2596 |
RETURNS integer
|
2597 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_numinteriorrings_polygon' |
2598 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
2599 |
|
2600 |
CREATE OR REPLACE FUNCTION NumInteriorRing(geometry) |
2601 |
RETURNS integer
|
2602 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_numinteriorrings_polygon' |
2603 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
2604 |
|
2605 |
CREATE OR REPLACE FUNCTION InteriorRingN(geometry,integer) |
2606 |
RETURNS geometry |
2607 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_interiorringn_polygon' |
2608 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
2609 |
|
2610 |
CREATE OR REPLACE FUNCTION GeometryType(geometry) |
2611 |
RETURNS text
|
2612 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_getTYPE' |
2613 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
2614 |
|
2615 |
CREATE OR REPLACE FUNCTION PointN(geometry,integer) |
2616 |
RETURNS geometry |
2617 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_pointn_linestring' |
2618 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
2619 |
|
2620 |
CREATE OR REPLACE FUNCTION X(geometry) |
2621 |
RETURNS float8 |
2622 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_x_point' |
2623 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
2624 |
|
2625 |
CREATE OR REPLACE FUNCTION Y(geometry) |
2626 |
RETURNS float8 |
2627 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_y_point' |
2628 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
2629 |
|
2630 |
CREATE OR REPLACE FUNCTION Z(geometry) |
2631 |
RETURNS float8 |
2632 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_z_point' |
2633 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
2634 |
|
2635 |
CREATE OR REPLACE FUNCTION M(geometry) |
2636 |
RETURNS float8 |
2637 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_m_point' |
2638 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
2639 |
|
2640 |
CREATE OR REPLACE FUNCTION StartPoint(geometry) |
2641 |
RETURNS geometry |
2642 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_startpoint_linestring' |
2643 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
2644 |
|
2645 |
CREATE OR REPLACE FUNCTION EndPoint(geometry) |
2646 |
RETURNS geometry |
2647 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_endpoint_linestring' |
2648 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
2649 |
|
2650 |
CREATE OR REPLACE FUNCTION IsClosed(geometry) |
2651 |
RETURNS boolean
|
2652 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_isclosed_linestring' |
2653 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
2654 |
|
2655 |
CREATE OR REPLACE FUNCTION IsEmpty(geometry) |
2656 |
RETURNS boolean
|
2657 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'LWGEOM_isempty' |
2658 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict); |
2659 |
|
2660 |
CREATE OR REPLACE FUNCTION SRID(geometry) |
2661 |
RETURNS int4 |
2662 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_getSRID' |
2663 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2664 |
|
2665 |
CREATE OR REPLACE FUNCTION SetSRID(geometry,int4) |
2666 |
RETURNS geometry |
2667 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_setSRID' |
2668 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2669 |
|
2670 |
CREATE OR REPLACE FUNCTION AsBinary(geometry) |
2671 |
RETURNS bytea |
2672 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_asBinary' |
2673 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2674 |
|
2675 |
CREATE OR REPLACE FUNCTION AsBinary(geometry,text) |
2676 |
RETURNS bytea |
2677 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_asBinary' |
2678 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2679 |
|
2680 |
CREATE OR REPLACE FUNCTION AsText(geometry) |
2681 |
RETURNS TEXT
|
2682 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_asText' |
2683 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2684 |
|
2685 |
CREATE OR REPLACE FUNCTION GeometryFromText(text) |
2686 |
RETURNS geometry |
2687 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_from_text' |
2688 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2689 |
|
2690 |
CREATE OR REPLACE FUNCTION GeometryFromText(text, int4) |
2691 |
RETURNS geometry |
2692 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_from_text' |
2693 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2694 |
|
2695 |
CREATE OR REPLACE FUNCTION GeomFromText(text) |
2696 |
RETURNS geometry AS 'SELECT geometryfromtext($1)' |
2697 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2698 |
|
2699 |
CREATE OR REPLACE FUNCTION GeomFromText(text, int4) |
2700 |
RETURNS geometry AS 'SELECT geometryfromtext($1, $2)' |
2701 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2702 |
|
2703 |
CREATE OR REPLACE FUNCTION PointFromText(text) |
2704 |
RETURNS geometry |
2705 |
AS ' |
2706 |
SELECT CASE WHEN geometrytype(GeomFromText($1)) = ''POINT''
|
2707 |
THEN GeomFromText($1)
|
2708 |
ELSE NULL END
|
2709 |
'
|
2710 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2711 |
|
2712 |
CREATE OR REPLACE FUNCTION PointFromText(text, int4) |
2713 |
RETURNS geometry |
2714 |
AS ' |
2715 |
SELECT CASE WHEN geometrytype(GeomFromText($1, $2)) = ''POINT''
|
2716 |
THEN GeomFromText($1,$2)
|
2717 |
ELSE NULL END
|
2718 |
'
|
2719 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2720 |
|
2721 |
CREATE OR REPLACE FUNCTION LineFromText(text) |
2722 |
RETURNS geometry |
2723 |
AS ' |
2724 |
SELECT CASE WHEN geometrytype(GeomFromText($1)) = ''LINESTRING''
|
2725 |
THEN GeomFromText($1)
|
2726 |
ELSE NULL END
|
2727 |
'
|
2728 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2729 |
|
2730 |
CREATE OR REPLACE FUNCTION LineFromText(text, int4) |
2731 |
RETURNS geometry |
2732 |
AS ' |
2733 |
SELECT CASE WHEN geometrytype(GeomFromText($1, $2)) = ''LINESTRING''
|
2734 |
THEN GeomFromText($1,$2)
|
2735 |
ELSE NULL END
|
2736 |
'
|
2737 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2738 |
|
2739 |
CREATE OR REPLACE FUNCTION LineStringFromText(text) |
2740 |
RETURNS geometry |
2741 |
AS 'SELECT LineFromText($1)' |
2742 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2743 |
|
2744 |
CREATE OR REPLACE FUNCTION LineStringFromText(text, int4) |
2745 |
RETURNS geometry |
2746 |
AS 'SELECT LineFromText($1, $2)' |
2747 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2748 |
|
2749 |
CREATE OR REPLACE FUNCTION PolyFromText(text) |
2750 |
RETURNS geometry |
2751 |
AS ' |
2752 |
SELECT CASE WHEN geometrytype(GeomFromText($1)) = ''POLYGON''
|
2753 |
THEN GeomFromText($1)
|
2754 |
ELSE NULL END
|
2755 |
'
|
2756 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2757 |
|
2758 |
CREATE OR REPLACE FUNCTION PolyFromText(text, int4) |
2759 |
RETURNS geometry |
2760 |
AS ' |
2761 |
SELECT CASE WHEN geometrytype(GeomFromText($1, $2)) = ''POLYGON''
|
2762 |
THEN GeomFromText($1,$2)
|
2763 |
ELSE NULL END
|
2764 |
'
|
2765 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2766 |
|
2767 |
CREATE OR REPLACE FUNCTION PolygonFromText(text, int4) |
2768 |
RETURNS geometry |
2769 |
AS 'SELECT PolyFromText($1, $2)' |
2770 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2771 |
|
2772 |
CREATE OR REPLACE FUNCTION PolygonFromText(text) |
2773 |
RETURNS geometry |
2774 |
AS 'SELECT PolyFromText($1)' |
2775 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2776 |
|
2777 |
CREATE OR REPLACE FUNCTION MLineFromText(text, int4) |
2778 |
RETURNS geometry |
2779 |
AS ' |
2780 |
SELECT CASE
|
2781 |
WHEN geometrytype(GeomFromText($1, $2)) = ''MULTILINESTRING''
|
2782 |
THEN GeomFromText($1,$2)
|
2783 |
ELSE NULL END
|
2784 |
'
|
2785 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2786 |
|
2787 |
CREATE OR REPLACE FUNCTION MLineFromText(text) |
2788 |
RETURNS geometry |
2789 |
AS ' |
2790 |
SELECT CASE WHEN geometrytype(GeomFromText($1)) = ''MULTILINESTRING''
|
2791 |
THEN GeomFromText($1)
|
2792 |
ELSE NULL END
|
2793 |
'
|
2794 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2795 |
|
2796 |
CREATE OR REPLACE FUNCTION MultiLineStringFromText(text) |
2797 |
RETURNS geometry |
2798 |
AS 'SELECT MLineFromText($1)' |
2799 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2800 |
|
2801 |
CREATE OR REPLACE FUNCTION MultiLineStringFromText(text, int4) |
2802 |
RETURNS geometry |
2803 |
AS 'SELECT MLineFromText($1, $2)' |
2804 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2805 |
|
2806 |
CREATE OR REPLACE FUNCTION MPointFromText(text, int4) |
2807 |
RETURNS geometry |
2808 |
AS ' |
2809 |
SELECT CASE WHEN geometrytype(GeomFromText($1,$2)) = ''MULTIPOINT''
|
2810 |
THEN GeomFromText($1,$2)
|
2811 |
ELSE NULL END
|
2812 |
'
|
2813 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2814 |
|
2815 |
CREATE OR REPLACE FUNCTION MPointFromText(text) |
2816 |
RETURNS geometry |
2817 |
AS ' |
2818 |
SELECT CASE WHEN geometrytype(GeomFromText($1)) = ''MULTIPOINT''
|
2819 |
THEN GeomFromText($1)
|
2820 |
ELSE NULL END
|
2821 |
'
|
2822 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2823 |
|
2824 |
CREATE OR REPLACE FUNCTION MultiPointFromText(text, int4) |
2825 |
RETURNS geometry |
2826 |
AS 'SELECT MPointFromText($1, $2)' |
2827 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2828 |
|
2829 |
CREATE OR REPLACE FUNCTION MultiPointFromText(text) |
2830 |
RETURNS geometry |
2831 |
AS 'SELECT MPointFromText($1)' |
2832 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2833 |
|
2834 |
CREATE OR REPLACE FUNCTION MPolyFromText(text, int4) |
2835 |
RETURNS geometry |
2836 |
AS ' |
2837 |
SELECT CASE WHEN geometrytype(GeomFromText($1, $2)) = ''MULTIPOLYGON''
|
2838 |
THEN GeomFromText($1,$2)
|
2839 |
ELSE NULL END
|
2840 |
'
|
2841 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2842 |
|
2843 |
CREATE OR REPLACE FUNCTION MPolyFromText(text) |
2844 |
RETURNS geometry |
2845 |
AS ' |
2846 |
SELECT CASE WHEN geometrytype(GeomFromText($1)) = ''MULTIPOLYGON''
|
2847 |
THEN GeomFromText($1)
|
2848 |
ELSE NULL END
|
2849 |
'
|
2850 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2851 |
|
2852 |
CREATE OR REPLACE FUNCTION MultiPolygonFromText(text, int4) |
2853 |
RETURNS geometry |
2854 |
AS 'SELECT MPolyFromText($1, $2)' |
2855 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2856 |
|
2857 |
CREATE OR REPLACE FUNCTION MultiPolygonFromText(text) |
2858 |
RETURNS geometry |
2859 |
AS 'SELECT MPolyFromText($1)' |
2860 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2861 |
|
2862 |
CREATE OR REPLACE FUNCTION GeomCollFromText(text, int4) |
2863 |
RETURNS geometry |
2864 |
AS ' |
2865 |
SELECT CASE
|
2866 |
WHEN geometrytype(GeomFromText($1, $2)) = ''GEOMETRYCOLLECTION''
|
2867 |
THEN GeomFromText($1,$2)
|
2868 |
ELSE NULL END
|
2869 |
'
|
2870 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2871 |
|
2872 |
CREATE OR REPLACE FUNCTION GeomCollFromText(text) |
2873 |
RETURNS geometry |
2874 |
AS ' |
2875 |
SELECT CASE
|
2876 |
WHEN geometrytype(GeomFromText($1)) = ''GEOMETRYCOLLECTION''
|
2877 |
THEN GeomFromText($1)
|
2878 |
ELSE NULL END
|
2879 |
'
|
2880 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2881 |
|
2882 |
CREATE OR REPLACE FUNCTION GeomFromWKB(bytea) |
2883 |
RETURNS geometry |
2884 |
AS '/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1','LWGEOM_from_WKB' |
2885 |
LANGUAGE 'C' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2886 |
|
2887 |
CREATE OR REPLACE FUNCTION GeomFromWKB(bytea, int) |
2888 |
RETURNS geometry |
2889 |
AS 'SELECT setSRID(GeomFromWKB($1), $2)' |
2890 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2891 |
|
2892 |
CREATE OR REPLACE FUNCTION PointFromWKB(bytea, int) |
2893 |
RETURNS geometry |
2894 |
AS ' |
2895 |
SELECT CASE WHEN geometrytype(GeomFromWKB($1, $2)) = ''POINT''
|
2896 |
THEN GeomFromWKB($1, $2)
|
2897 |
ELSE NULL END
|
2898 |
'
|
2899 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2900 |
|
2901 |
CREATE OR REPLACE FUNCTION PointFromWKB(bytea) |
2902 |
RETURNS geometry |
2903 |
AS ' |
2904 |
SELECT CASE WHEN geometrytype(GeomFromWKB($1)) = ''POINT''
|
2905 |
THEN GeomFromWKB($1)
|
2906 |
ELSE NULL END
|
2907 |
'
|
2908 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2909 |
|
2910 |
CREATE OR REPLACE FUNCTION LineFromWKB(bytea, int) |
2911 |
RETURNS geometry |
2912 |
AS ' |
2913 |
SELECT CASE WHEN geometrytype(GeomFromWKB($1, $2)) = ''LINESTRING''
|
2914 |
THEN GeomFromWKB($1, $2)
|
2915 |
ELSE NULL END
|
2916 |
'
|
2917 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2918 |
|
2919 |
CREATE OR REPLACE FUNCTION LineFromWKB(bytea) |
2920 |
RETURNS geometry |
2921 |
AS ' |
2922 |
SELECT CASE WHEN geometrytype(GeomFromWKB($1)) = ''LINESTRING''
|
2923 |
THEN GeomFromWKB($1)
|
2924 |
ELSE NULL END
|
2925 |
'
|
2926 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2927 |
|
2928 |
CREATE OR REPLACE FUNCTION LinestringFromWKB(bytea, int) |
2929 |
RETURNS geometry |
2930 |
AS ' |
2931 |
SELECT CASE WHEN geometrytype(GeomFromWKB($1, $2)) = ''LINESTRING''
|
2932 |
THEN GeomFromWKB($1, $2)
|
2933 |
ELSE NULL END
|
2934 |
'
|
2935 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2936 |
|
2937 |
CREATE OR REPLACE FUNCTION LinestringFromWKB(bytea) |
2938 |
RETURNS geometry |
2939 |
AS ' |
2940 |
SELECT CASE WHEN geometrytype(GeomFromWKB($1)) = ''LINESTRING''
|
2941 |
THEN GeomFromWKB($1)
|
2942 |
ELSE NULL END
|
2943 |
'
|
2944 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2945 |
|
2946 |
CREATE OR REPLACE FUNCTION PolyFromWKB(bytea, int) |
2947 |
RETURNS geometry |
2948 |
AS ' |
2949 |
SELECT CASE WHEN geometrytype(GeomFromWKB($1, $2)) = ''POLYGON''
|
2950 |
THEN GeomFromWKB($1, $2)
|
2951 |
ELSE NULL END
|
2952 |
'
|
2953 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2954 |
|
2955 |
CREATE OR REPLACE FUNCTION PolyFromWKB(bytea) |
2956 |
RETURNS geometry |
2957 |
AS ' |
2958 |
SELECT CASE WHEN geometrytype(GeomFromWKB($1)) = ''POLYGON''
|
2959 |
THEN GeomFromWKB($1)
|
2960 |
ELSE NULL END
|
2961 |
'
|
2962 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2963 |
|
2964 |
CREATE OR REPLACE FUNCTION PolygonFromWKB(bytea, int) |
2965 |
RETURNS geometry |
2966 |
AS ' |
2967 |
SELECT CASE WHEN geometrytype(GeomFromWKB($1,$2)) = ''POLYGON''
|
2968 |
THEN GeomFromWKB($1, $2)
|
2969 |
ELSE NULL END
|
2970 |
'
|
2971 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2972 |
|
2973 |
CREATE OR REPLACE FUNCTION PolygonFromWKB(bytea) |
2974 |
RETURNS geometry |
2975 |
AS ' |
2976 |
SELECT CASE WHEN geometrytype(GeomFromWKB($1)) = ''POLYGON''
|
2977 |
THEN GeomFromWKB($1)
|
2978 |
ELSE NULL END
|
2979 |
'
|
2980 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2981 |
|
2982 |
CREATE OR REPLACE FUNCTION MPointFromWKB(bytea, int) |
2983 |
RETURNS geometry |
2984 |
AS ' |
2985 |
SELECT CASE WHEN geometrytype(GeomFromWKB($1,$2)) = ''MULTIPOINT''
|
2986 |
THEN GeomFromWKB($1, $2)
|
2987 |
ELSE NULL END
|
2988 |
'
|
2989 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2990 |
|
2991 |
CREATE OR REPLACE FUNCTION MPointFromWKB(bytea) |
2992 |
RETURNS geometry |
2993 |
AS ' |
2994 |
SELECT CASE WHEN geometrytype(GeomFromWKB($1)) = ''MULTIPOINT''
|
2995 |
THEN GeomFromWKB($1)
|
2996 |
ELSE NULL END
|
2997 |
'
|
2998 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
2999 |
|
3000 |
CREATE OR REPLACE FUNCTION MultiPointFromWKB(bytea, int) |
3001 |
RETURNS geometry |
3002 |
AS ' |
3003 |
SELECT CASE WHEN geometrytype(GeomFromWKB($1,$2)) = ''MULTIPOINT''
|
3004 |
THEN GeomFromWKB($1, $2)
|
3005 |
ELSE NULL END
|
3006 |
'
|
3007 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
3008 |
|
3009 |
CREATE OR REPLACE FUNCTION MultiPointFromWKB(bytea) |
3010 |
RETURNS geometry |
3011 |
AS ' |
3012 |
SELECT CASE WHEN geometrytype(GeomFromWKB($1)) = ''MULTIPOINT''
|
3013 |
THEN GeomFromWKB($1)
|
3014 |
ELSE NULL END
|
3015 |
'
|
3016 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
3017 |
|
3018 |
CREATE OR REPLACE FUNCTION MultiLineFromWKB(bytea, int) |
3019 |
RETURNS geometry |
3020 |
AS ' |
3021 |
SELECT CASE WHEN geometrytype(GeomFromWKB($1, $2)) = ''MULTILINESTRING''
|
3022 |
THEN GeomFromWKB($1, $2)
|
3023 |
ELSE NULL END
|
3024 |
'
|
3025 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
3026 |
|
3027 |
CREATE OR REPLACE FUNCTION MultiLineFromWKB(bytea) |
3028 |
RETURNS geometry |
3029 |
AS ' |
3030 |
SELECT CASE WHEN geometrytype(GeomFromWKB($1)) = ''MULTILINESTRING''
|
3031 |
THEN GeomFromWKB($1)
|
3032 |
ELSE NULL END
|
3033 |
'
|
3034 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
3035 |
|
3036 |
CREATE OR REPLACE FUNCTION MLineFromWKB(bytea, int) |
3037 |
RETURNS geometry |
3038 |
AS ' |
3039 |
SELECT CASE WHEN geometrytype(GeomFromWKB($1, $2)) = ''MULTILINESTRING''
|
3040 |
THEN GeomFromWKB($1, $2)
|
3041 |
ELSE NULL END
|
3042 |
'
|
3043 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
3044 |
|
3045 |
CREATE OR REPLACE FUNCTION MLineFromWKB(bytea) |
3046 |
RETURNS geometry |
3047 |
AS ' |
3048 |
SELECT CASE WHEN geometrytype(GeomFromWKB($1)) = ''MULTILINESTRING''
|
3049 |
THEN GeomFromWKB($1)
|
3050 |
ELSE NULL END
|
3051 |
'
|
3052 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
3053 |
|
3054 |
CREATE OR REPLACE FUNCTION MPolyFromWKB(bytea, int) |
3055 |
RETURNS geometry |
3056 |
AS ' |
3057 |
SELECT CASE WHEN geometrytype(GeomFromWKB($1, $2)) = ''MULTIPOLYGON''
|
3058 |
THEN GeomFromWKB($1, $2)
|
3059 |
ELSE NULL END
|
3060 |
'
|
3061 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
3062 |
|
3063 |
CREATE OR REPLACE FUNCTION MPolyFromWKB(bytea) |
3064 |
RETURNS geometry |
3065 |
AS ' |
3066 |
SELECT CASE WHEN geometrytype(GeomFromWKB($1)) = ''MULTIPOLYGON''
|
3067 |
THEN GeomFromWKB($1)
|
3068 |
ELSE NULL END
|
3069 |
'
|
3070 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
3071 |
|
3072 |
CREATE OR REPLACE FUNCTION MultiPolyFromWKB(bytea, int) |
3073 |
RETURNS geometry |
3074 |
AS ' |
3075 |
SELECT CASE WHEN geometrytype(GeomFromWKB($1, $2)) = ''MULTIPOLYGON''
|
3076 |
THEN GeomFromWKB($1, $2)
|
3077 |
ELSE NULL END
|
3078 |
'
|
3079 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
3080 |
|
3081 |
CREATE OR REPLACE FUNCTION MultiPolyFromWKB(bytea) |
3082 |
RETURNS geometry |
3083 |
AS ' |
3084 |
SELECT CASE WHEN geometrytype(GeomFromWKB($1)) = ''MULTIPOLYGON''
|
3085 |
THEN GeomFromWKB($1)
|
3086 |
ELSE NULL END
|
3087 |
'
|
3088 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
3089 |
|
3090 |
CREATE OR REPLACE FUNCTION GeomCollFromWKB(bytea, int) |
3091 |
RETURNS geometry |
3092 |
AS ' |
3093 |
SELECT CASE
|
3094 |
WHEN geometrytype(GeomFromWKB($1, $2)) = ''GEOMETRYCOLLECTION''
|
3095 |
THEN GeomFromWKB($1, $2)
|
3096 |
ELSE NULL END
|
3097 |
'
|
3098 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
3099 |
|
3100 |
CREATE OR REPLACE FUNCTION GeomCollFromWKB(bytea) |
3101 |
RETURNS geometry |
3102 |
AS ' |
3103 |
SELECT CASE
|
3104 |
WHEN geometrytype(GeomFromWKB($1)) = ''GEOMETRYCOLLECTION''
|
3105 |
THEN GeomFromWKB($1)
|
3106 |
ELSE NULL END
|
3107 |
'
|
3108 |
LANGUAGE 'SQL' IMMUTABLE STRICT; -- WITH (isstrict,iscachable); |
3109 |
|
3110 |
--
|
3111 |
-- SFSQL 1.1
|
3112 |
--
|
3113 |
-- BdPolyFromText(multiLineStringTaggedText String, SRID Integer): Polygon
|
3114 |
--
|
3115 |
-- Construct a Polygon given an arbitrary
|
3116 |
-- collection of closed linestrings as a
|
3117 |
-- MultiLineString text representation.
|
3118 |
--
|
3119 |
-- This is a PLPGSQL function rather then an SQL function
|
3120 |
-- To avoid double call of BuildArea (one to get GeometryType
|
3121 |
-- and another to actual return, in a CASE WHEN construct).
|
3122 |
-- Also, we profit from plpgsql to RAISE exceptions.
|
3123 |
--
|
3124 |
CREATE OR REPLACE FUNCTION BdPolyFromText(text, integer)
|
3125 |
RETURNS geometry |
3126 |
AS ' |
3127 |
DECLARE
|
3128 |
geomtext alias for $1;
|
3129 |
srid alias for $2;
|
3130 |
mline geometry;
|
3131 |
geom geometry;
|
3132 |
BEGIN
|
3133 |
mline := MultiLineStringFromText(geomtext, srid);
|
3134 |
|
3135 |
IF mline IS NULL
|
3136 |
THEN
|
3137 |
RAISE EXCEPTION ''Input is not a MultiLinestring'';
|
3138 |
END IF;
|
3139 |
|
3140 |
geom := BuildArea(mline);
|
3141 |
|
3142 |
IF GeometryType(geom) != ''POLYGON''
|
3143 |
THEN
|
3144 |
RAISE EXCEPTION ''Input returns more then a single polygon, try using BdMPolyFromText instead'';
|
3145 |
END IF;
|
3146 |
|
3147 |
RETURN geom;
|
3148 |
END;
|
3149 |
'
|
3150 |
LANGUAGE 'plpgsql' IMMUTABLE STRICT;
|
3151 |
|
3152 |
--
|
3153 |
-- SFSQL 1.1
|
3154 |
--
|
3155 |
-- BdMPolyFromText(multiLineStringTaggedText String, SRID Integer): MultiPolygon
|
3156 |
--
|
3157 |
-- Construct a MultiPolygon given an arbitrary
|
3158 |
-- collection of closed linestrings as a
|
3159 |
-- MultiLineString text representation.
|
3160 |
--
|
3161 |
-- This is a PLPGSQL function rather then an SQL function
|
3162 |
-- To raise an exception in case of invalid input.
|
3163 |
--
|
3164 |
CREATE OR REPLACE FUNCTION BdMPolyFromText(text, integer)
|
3165 |
RETURNS geometry |
3166 |
AS ' |
3167 |
DECLARE
|
3168 |
geomtext alias for $1;
|
3169 |
srid alias for $2;
|
3170 |
mline geometry;
|
3171 |
geom geometry;
|
3172 |
BEGIN
|
3173 |
mline := MultiLineStringFromText(geomtext, srid);
|
3174 |
|
3175 |
IF mline IS NULL
|
3176 |
THEN
|
3177 |
RAISE EXCEPTION ''Input is not a MultiLinestring'';
|
3178 |
END IF;
|
3179 |
|
3180 |
geom := multi(BuildArea(mline));
|
3181 |
|
3182 |
RETURN geom;
|
3183 |
END;
|
3184 |
'
|
3185 |
LANGUAGE 'plpgsql' IMMUTABLE STRICT;
|
3186 |
|
3187 |
-- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
3188 |
--
|
3189 |
-- $Id: lwpostgis.sql 13570 2007-09-06 15:40:28Z jvhigon $
|
3190 |
--
|
3191 |
-- PostGIS - Spatial Types for PostgreSQL
|
3192 |
-- http://postgis.refractions.net
|
3193 |
-- Copyright 2001-2003 Refractions Research Inc.
|
3194 |
--
|
3195 |
-- This is free software; you can redistribute and/or modify it under
|
3196 |
-- the terms of the GNU General Public Licence. See the COPYING file.
|
3197 |
--
|
3198 |
-- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
3199 |
|
3200 |
|
3201 |
|
3202 |
|
3203 |
|
3204 |
-----------------------------------------------------------------------
|
3205 |
-- LONG TERM LOCKING
|
3206 |
-----------------------------------------------------------------------
|
3207 |
|
3208 |
-- UnlockRows(authid)
|
3209 |
-- removes all locks held by the given auth
|
3210 |
-- returns the number of locks released
|
3211 |
CREATE OR REPLACE FUNCTION UnlockRows(text) |
3212 |
RETURNS int
|
3213 |
AS ' |
3214 |
DECLARE
|
3215 |
ret int;
|
3216 |
BEGIN
|
3217 |
|
3218 |
IF NOT LongTransactionsEnabled() THEN
|
3219 |
RAISE EXCEPTION ''Long transaction support disabled, use EnableLongTransaction() to enable.'';
|
3220 |
END IF;
|
3221 |
|
3222 |
EXECUTE ''DELETE FROM authorization_table where authid = '' ||
|
3223 |
quote_literal($1);
|
3224 |
|
3225 |
GET DIAGNOSTICS ret = ROW_COUNT;
|
3226 |
|
3227 |
RETURN ret;
|
3228 |
END;
|
3229 |
'
|
3230 |
LANGUAGE 'plpgsql' VOLATILE STRICT;
|
3231 |
|
3232 |
-- LockRow([schema], table, rowid, auth, [expires])
|
3233 |
-- Returns 1 if successfully obtained the lock, 0 otherwise
|
3234 |
CREATE OR REPLACE FUNCTION LockRow(text, text, text, text, timestamp) |
3235 |
RETURNS int
|
3236 |
AS ' |
3237 |
DECLARE
|
3238 |
myschema alias for $1;
|
3239 |
mytable alias for $2;
|
3240 |
myrid alias for $3;
|
3241 |
authid alias for $4;
|
3242 |
expires alias for $5;
|
3243 |
ret int;
|
3244 |
mytoid oid;
|
3245 |
myrec RECORD;
|
3246 |
|
3247 |
BEGIN
|
3248 |
|
3249 |
IF NOT LongTransactionsEnabled() THEN
|
3250 |
RAISE EXCEPTION ''Long transaction support disabled, use EnableLongTransaction() to enable.'';
|
3251 |
END IF;
|
3252 |
|
3253 |
EXECUTE ''DELETE FROM authorization_table WHERE expires < now()'';
|
3254 |
|
3255 |
SELECT c.oid INTO mytoid FROM pg_class c, pg_namespace n
|
3256 |
WHERE c.relname = mytable
|
3257 |
AND c.relnamespace = n.oid
|
3258 |
AND n.nspname = myschema;
|
3259 |
|
3260 |
-- RAISE NOTICE ''toid: %'', mytoid;
|
3261 |
|
3262 |
FOR myrec IN SELECT * FROM authorization_table WHERE
|
3263 |
toid = mytoid AND rid = myrid
|
3264 |
LOOP
|
3265 |
IF myrec.authid != authid THEN
|
3266 |
RETURN 0;
|
3267 |
ELSE
|
3268 |
RETURN 1;
|
3269 |
END IF;
|
3270 |
END LOOP;
|
3271 |
|
3272 |
EXECUTE ''INSERT INTO authorization_table VALUES (''||
|
3273 |
quote_literal(mytoid)||'',''||quote_literal(myrid)||
|
3274 |
'',''||quote_literal(expires)||
|
3275 |
'',''||quote_literal(authid) ||'')'';
|
3276 |
|
3277 |
GET DIAGNOSTICS ret = ROW_COUNT;
|
3278 |
|
3279 |
RETURN ret;
|
3280 |
END;'
|
3281 |
LANGUAGE 'plpgsql' VOLATILE STRICT;
|
3282 |
|
3283 |
-- LockRow(schema, table, rid, authid);
|
3284 |
CREATE OR REPLACE FUNCTION LockRow(text, text, text, text) |
3285 |
RETURNS int
|
3286 |
AS
|
3287 |
'SELECT LockRow($1, $2, $3, $4, now()::timestamp+''1:00'');'
|
3288 |
LANGUAGE 'sql' VOLATILE STRICT;
|
3289 |
|
3290 |
-- LockRow(table, rid, authid);
|
3291 |
CREATE OR REPLACE FUNCTION LockRow(text, text, text) |
3292 |
RETURNS int
|
3293 |
AS
|
3294 |
'SELECT LockRow(current_schema(), $1, $2, $3, now()::timestamp+''1:00'');'
|
3295 |
LANGUAGE 'sql' VOLATILE STRICT;
|
3296 |
|
3297 |
-- LockRow(schema, table, rid, expires);
|
3298 |
CREATE OR REPLACE FUNCTION LockRow(text, text, text, timestamp) |
3299 |
RETURNS int
|
3300 |
AS
|
3301 |
'SELECT LockRow(current_schema(), $1, $2, $3, $4);'
|
3302 |
LANGUAGE 'sql' VOLATILE STRICT;
|
3303 |
|
3304 |
|
3305 |
CREATE OR REPLACE FUNCTION AddAuth(text) |
3306 |
RETURNS BOOLEAN
|
3307 |
AS ' |
3308 |
DECLARE
|
3309 |
lockid alias for $1;
|
3310 |
okay boolean;
|
3311 |
myrec record;
|
3312 |
BEGIN
|
3313 |
-- check to see if table exists
|
3314 |
-- if not, CREATE TEMP TABLE mylock (transid xid, lockcode text)
|
3315 |
okay := ''f'';
|
3316 |
FOR myrec IN SELECT * FROM pg_class WHERE relname = ''temp_lock_have_table'' LOOP
|
3317 |
okay := ''t'';
|
3318 |
END LOOP;
|
3319 |
IF (okay <> ''t'') THEN
|
3320 |
CREATE TEMP TABLE temp_lock_have_table (transid xid, lockcode text);
|
3321 |
-- this will only work from pgsql7.4 up
|
3322 |
-- ON COMMIT DELETE ROWS;
|
3323 |
END IF;
|
3324 |
|
3325 |
-- INSERT INTO mylock VALUES ( $1)
|
3326 |
-- EXECUTE ''INSERT INTO temp_lock_have_table VALUES ( ''||
|
3327 |
-- quote_literal(getTransactionID()) || '','' ||
|
3328 |
-- quote_literal(lockid) ||'')'';
|
3329 |
|
3330 |
INSERT INTO temp_lock_have_table VALUES (getTransactionID(), lockid);
|
3331 |
|
3332 |
RETURN true::boolean;
|
3333 |
END;
|
3334 |
'
|
3335 |
LANGUAGE PLPGSQL; |
3336 |
|
3337 |
|
3338 |
-- CheckAuth( <schema>, <table>, <ridcolumn> )
|
3339 |
--
|
3340 |
-- Returns 0
|
3341 |
--
|
3342 |
CREATE OR REPLACE FUNCTION CheckAuth(text, text, text)
|
3343 |
RETURNS INT
|
3344 |
AS ' |
3345 |
DECLARE
|
3346 |
schema text;
|
3347 |
BEGIN
|
3348 |
IF NOT LongTransactionsEnabled() THEN
|
3349 |
RAISE EXCEPTION ''Long transaction support disabled, use EnableLongTransaction() to enable.'';
|
3350 |
END IF;
|
3351 |
|
3352 |
if ( $1 != '''' ) THEN
|
3353 |
schema = $1;
|
3354 |
ELSE
|
3355 |
SELECT current_schema() into schema;
|
3356 |
END IF;
|
3357 |
|
3358 |
-- TODO: check for an already existing trigger ?
|
3359 |
|
3360 |
EXECUTE ''CREATE TRIGGER check_auth BEFORE UPDATE OR DELETE ON ''
|
3361 |
|| quote_ident(schema) || ''.'' || quote_ident($2)
|
3362 |
||'' FOR EACH ROW EXECUTE PROCEDURE CheckAuthTrigger(''
|
3363 |
|| quote_literal($3) || '')'';
|
3364 |
|
3365 |
RETURN 0;
|
3366 |
END;
|
3367 |
'
|
3368 |
LANGUAGE 'plpgsql';
|
3369 |
|
3370 |
-- CheckAuth(<table>, <ridcolumn>)
|
3371 |
CREATE OR REPLACE FUNCTION CheckAuth(text, text) |
3372 |
RETURNS INT
|
3373 |
AS
|
3374 |
'SELECT CheckAuth('''', $1, $2)'
|
3375 |
LANGUAGE 'SQL';
|
3376 |
|
3377 |
CREATE OR REPLACE FUNCTION CheckAuthTrigger() |
3378 |
RETURNS trigger AS |
3379 |
'/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'check_authorization' |
3380 |
LANGUAGE C; |
3381 |
|
3382 |
CREATE OR REPLACE FUNCTION GetTransactionID() |
3383 |
RETURNS xid AS
|
3384 |
'/usr/lib/postgresql/8.1/lib/liblwgeom.so.1.1', 'getTransactionID' |
3385 |
LANGUAGE C; |
3386 |
|
3387 |
|
3388 |
--
|
3389 |
-- Enable Long transactions support
|
3390 |
--
|
3391 |
-- Creates the authorization_table if not already existing
|
3392 |
--
|
3393 |
CREATE OR REPLACE FUNCTION EnableLongTransactions()
|
3394 |
RETURNS TEXT
|
3395 |
AS ' |
3396 |
DECLARE
|
3397 |
query text;
|
3398 |
exists bool;
|
3399 |
rec RECORD;
|
3400 |
|
3401 |
BEGIN
|
3402 |
|
3403 |
exists = ''f'';
|
3404 |
FOR rec IN SELECT * FROM pg_class WHERE relname = ''authorization_table''
|
3405 |
LOOP
|
3406 |
exists = ''t'';
|
3407 |
END LOOP;
|
3408 |
|
3409 |
IF NOT exists
|
3410 |
THEN
|
3411 |
query = ''CREATE TABLE authorization_table (
|
3412 |
toid oid, -- table oid
|
3413 |
rid text, -- row id
|
3414 |
expires timestamp,
|
3415 |
authid text
|
3416 |
)'';
|
3417 |
EXECUTE query;
|
3418 |
END IF;
|
3419 |
|
3420 |
exists = ''f'';
|
3421 |
FOR rec IN SELECT * FROM pg_class WHERE relname = ''authorized_tables''
|
3422 |
LOOP
|
3423 |
exists = ''t'';
|
3424 |
END LOOP;
|
3425 |
|
3426 |
IF NOT exists THEN
|
3427 |
query = ''CREATE VIEW authorized_tables AS '' ||
|
3428 |
''SELECT '' ||
|
3429 |
''n.nspname as schema, '' ||
|
3430 |
''c.relname as table, trim('' ||
|
3431 |
quote_literal(chr(92) || ''000'') ||
|
3432 |
'' from t.tgargs) as id_column '' ||
|
3433 |
''FROM pg_trigger t, pg_class c, pg_proc p '' ||
|
3434 |
'', pg_namespace n '' ||
|
3435 |
''WHERE p.proname = '' || quote_literal(''checkauthtrigger'') ||
|
3436 |
'' AND c.relnamespace = n.oid'' ||
|
3437 |
'' AND t.tgfoid = p.oid and t.tgrelid = c.oid'';
|
3438 |
EXECUTE query;
|
3439 |
END IF;
|
3440 |
|
3441 |
RETURN ''Long transactions support enabled'';
|
3442 |
END;
|
3443 |
'
|
3444 |
LANGUAGE 'plpgsql';
|
3445 |
|
3446 |
--
|
3447 |
-- Check if Long transactions support is enabled
|
3448 |
--
|
3449 |
CREATE OR REPLACE FUNCTION LongTransactionsEnabled()
|
3450 |
RETURNS bool
|
3451 |
AS ' |
3452 |
DECLARE
|
3453 |
rec RECORD;
|
3454 |
BEGIN
|
3455 |
FOR rec IN SELECT oid FROM pg_class WHERE relname = ''authorized_tables''
|
3456 |
LOOP
|
3457 |
return ''t'';
|
3458 |
END LOOP;
|
3459 |
return ''f'';
|
3460 |
END;
|
3461 |
'
|
3462 |
LANGUAGE 'plpgsql';
|
3463 |
|
3464 |
--
|
3465 |
-- Disable Long transactions support
|
3466 |
--
|
3467 |
-- (1) Drop any long_xact trigger
|
3468 |
-- (2) Drop the authorization_table
|
3469 |
-- (3) KEEP the authorized_tables view
|
3470 |
--
|
3471 |
CREATE OR REPLACE FUNCTION DisableLongTransactions()
|
3472 |
RETURNS TEXT
|
3473 |
AS ' |
3474 |
DECLARE
|
3475 |
query text;
|
3476 |
exists bool;
|
3477 |
rec RECORD;
|
3478 |
|
3479 |
BEGIN
|
3480 |
|
3481 |
--
|
3482 |
-- Drop all triggers applied by CheckAuth()
|
3483 |
--
|
3484 |
FOR rec IN
|
3485 |
SELECT c.relname, t.tgname, t.tgargs FROM pg_trigger t, pg_class c, pg_proc p
|
3486 |
WHERE p.proname = ''checkauthtrigger'' and t.tgfoid = p.oid and t.tgrelid = c.oid
|
3487 |
LOOP
|
3488 |
EXECUTE ''DROP TRIGGER '' || quote_ident(rec.tgname) ||
|
3489 |
'' ON '' || quote_ident(rec.relname);
|
3490 |
END LOOP;
|
3491 |
|
3492 |
--
|
3493 |
-- Drop the authorization_table table
|
3494 |
--
|
3495 |
FOR rec IN SELECT * FROM pg_class WHERE relname = ''authorization_table'' LOOP
|
3496 |
DROP TABLE authorization_table;
|
3497 |
END LOOP;
|
3498 |
|
3499 |
--
|
3500 |
-- Drop the authorized_tables view
|
3501 |
--
|
3502 |
FOR rec IN SELECT * FROM pg_class WHERE relname = ''authorized_tables'' LOOP
|
3503 |
DROP VIEW authorized_tables;
|
3504 |
END LOOP;
|
3505 |
|
3506 |
RETURN ''Long transactions support disabled'';
|
3507 |
END;
|
3508 |
'
|
3509 |
LANGUAGE 'plpgsql';
|
3510 |
|
3511 |
---------------------------------------------------------------
|
3512 |
-- END
|
3513 |
---------------------------------------------------------------
|
3514 |
|
3515 |
|
3516 |
---------------------------------------------------------------
|
3517 |
-- END
|
3518 |
---------------------------------------------------------------
|
3519 |
|
3520 |
COMMIT;
|
3521 |
|
3522 |
|