PostGIS
Synopsis
boolean +`*`&&`*`(` geometry `+A , geometry B );
boolean +`*`&&`*`(` geography `+A , geography B );
Description
The && operator returns TRUE if the 2D bounding box of geometry
A intersects the 2D bounding box of geometry B.
|
Enhanced: 2.0.0 support for Polyhedral surfaces was introduced.
Availability: 1.5.0 support for geography was introduced.
This method
supports Circular Strings and Curves
This function
supports Polyhedral surfaces.
Examples
SELECT tbl1.column1, tbl2.column1, tbl1.column2 && tbl2.column2 AS overlaps
FROM ( VALUES
(1, 'LINESTRING(0 0, 3 3)'::geometry),
(2, 'LINESTRING(0 1, 0 5)'::geometry)) AS tbl1,
( VALUES
(3, 'LINESTRING(1 2, 4 6)'::geometry)) AS tbl2;
column1 | column1 | overlaps
---------+---------+----------
1 | 3 | t
2 | 3 | f
(2 rows)