Name
&& — Returns TRUE if A's bounding box intersects B's bounding box.
Synopsis
boolean &&( raster A , raster B );
boolean &&( raster A , geometry B );
boolean &&( geometry B , raster A );
Descrizione
The && operator returns TRUE if the bounding box of raster/geometr A intersects the bounding box of raster/geometr B.
![[Note]](../images/note.png)
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This operand will make use of any indexes that may be available on the rasters. |
Disponibilità: 2.0.0
Esempi
SELECT A.rid As a_rid, B.rid As b_rid, A.rast && B.rast As intersect
FROM dummy_rast AS A CROSS JOIN dummy_rast AS B LIMIT 3;
a_rid | b_rid | intersect
-------+-------+---------
2 | 2 | t
2 | 3 | f
2 | 1 | f