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-- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
--
-- PostGIS - Spatial Types for PostgreSQL
-- http://postgis.net
--
-- Copyright (C) 2021 Sandro Santilli <strk@kbt.io>
--
-- This is free software; you can redistribute and/or modify it under
-- the terms of the GNU General Public Licence. See the COPYING file.
--
-- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
--{
-- FindTopology(TopoGeometry)
--
-- Return a topology.topology record from a TopoGeometry
--
CREATE OR REPLACE FUNCTION topology.FindTopology(topology.TopoGeometry)
RETURNS topology.topology
AS $$
SELECT * FROM topology.topology
WHERE id = topology_id($1);
$$ LANGUAGE 'sql';
--}
--{
-- FindTopology(layerRegclass, layerColumn)
--
-- Return a topology.topology record from a layer
--
CREATE OR REPLACE FUNCTION topology.FindTopology(regclass, name)
RETURNS topology.topology
AS $$
SELECT t.*
FROM topology.topology t
JOIN topology.layer l ON (t.id = l.topology_id)
WHERE format('%I.%I', l.schema_name, l.table_name)::regclass = $1
AND l.feature_column = $2;
$$ LANGUAGE 'sql';
--}
--{
-- FindTopology(layerSchema, layerTable, layerColumn)
--
-- Return a topology.topology record from a layer
--
CREATE OR REPLACE FUNCTION topology.FindTopology(name, name, name)
RETURNS topology.topology
AS $$
SELECT t.*
FROM topology.topology t
JOIN topology.layer l ON (t.id = l.topology_id)
WHERE l.schema_name = $1
AND l.table_name = $2
AND l.feature_column = $3;
$$ LANGUAGE 'sql';
--}
--{
-- FindTopology(topoName)
--
-- Return a topology.topology record from a topology name
--
CREATE OR REPLACE FUNCTION topology.FindTopology(text)
RETURNS topology.topology
AS $$
SELECT *
FROM topology.topology
WHERE name = $1
$$ LANGUAGE 'sql';
--}
--{
-- FindTopology(topoId)
--
-- Return a topology.topology record from a topology id
--
CREATE OR REPLACE FUNCTION topology.FindTopology(integer)
RETURNS topology.topology
AS $$
SELECT *
FROM topology.topology
WHERE id = $1
$$ LANGUAGE 'sql';
--}
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