Predicates
The following predicate functions are available:
| Function | Description |
|---|---|
ST_Contains |
Return true if Geometry A contains Geometry B |
ST_Covers |
Return true if no point in Geometry B is outside Geometry A |
ST_Crosses |
Return true if Geometry A crosses Geometry B |
ST_DWithin |
Return true if the Geometries are within the specified distance of one another |
ST_Disjoint |
Return true Geometries A and B are disjoint |
ST_EnvelopesIntersect |
Return true if the envelope of Geometry A intersects the envelope of Geometry B |
ST_Equals |
Return true if Geometry A equals Geometry B |
ST_Intersects |
Return true if Geometry A intersects Geometry B |
ST_OrderingEquals |
Returns TRUE if Geometry A equals Geometry B and their coordinates and component Geometries are listed in the same order |
ST_Overlaps |
Return true if Geometry A overlaps Geometry B |
ST_Relate |
Return the DE-9IM intersection matrix of the two Geometries or true if they are related by the given intersection matrix |
ST_Touches |
Return true if Geometry A touches Geometry B |
ST_Within |
Return true if Geometry A is within Geometry B |