An inexpensive test if a geometry might cover another.
Syntax
geometry-expression.ST_CoversFilter(
ST_Geometry
geo2)
Parameters
-
geo2 –
The other geometry value that is to be compared to the geometry-expression.
Returns
BIT Returns 1 if the geometry-expression might cover geo2, otherwise 0.
Standards
SQL/MM (ISO/IEC 13249-3: 2006) Vendor extension