intersects function

Returns 1 if the geometries spatially intersect (share any portion of space) and 0 if they don't.

Syntax

intersects( a, b )

Arguments

a → geometry b → geometry

Example

 intersects( geomFromWKT( 'POINT(4 4)' ) , geomFromWKT( 'LINESTRING(3 3 , 4 4 , 5 5)' ))    → returns 1
 intersects( geomFromWKT( 'POINT(4 5)' ) , geomFromWKT( 'POINT(5 5)' ))             → returns 0