ST_Intersects¶

Introduction: Return true if A intersects B

ST_Intersects returning true ST_Intersects returning false

Format: ST_Intersects (A:geometry, B:geometry)

Return type: Boolean

SQL example:

SELECT *
FROM pointdf
WHERE ST_Intersects(ST_PolygonFromEnvelope(1.0,100.0,1000.0,1100.0), pointdf.arealandmark)