ST_SpatialRefSys type

The ST_SpatialRefSys type defines routines for working with spatial reference systems.

 Methods
 Standards and compatibility

ST_CompareWKT method
ST_FormatTransformDefinition method
ST_FormatWKT method
ST_GetUnProjectedTransformDefinition method
ST_ParseWKT method
ST_TransformGeom method
ST_World method