PostGIS

FindLayer

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8.3. Topology and TopoGeometry Management

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Name

FindLayer — Returns a topology.layer record by different means.

Synopsis

topology.layer +`*`+FindLayer*(`TopoGeometry `tg`)`;

topology.layer +`*`+FindLayer*(`regclass `layer_table, name feature_column`)`;

topology.layer +`*`+FindLayer*(`name `schema_name, name table_name, name feature_column`)`;

topology.layer +`*`+FindLayer*(`integer `topology_id, integer layer_id`)`;

Description

Takes a layer identifier or the identifier of a topology-related object and returns a topology.layer record.

Availability: 3.2.0

Examples

SELECT layer_id(findLayer('features.land_parcels', 'feature'));
 layer_id
----------
        1
(1 row)

See Also

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