PostGIS
Synopsis
integer +`*`+Find_SRID
*(`varchar `a_schema_name
, varchar
a_table_name
, varchar a_geomfield_name`
)`;
Description
Returns the integer SRID of the specified geometry column by searching through the GEOMETRY_COLUMNS table. If the geometry column has not been properly added (e.g. with the AddGeometryColumn function), this function will not work.