Nome
&&& — Returns TRUE if A's n-D bounding box intersects B's n-D bounding box.
Sinossi
boolean &&&( geometry A , geometry B );
Descrizione
The &&& operator returns TRUE if the n-D bounding box of geometry A intersects the n-D bounding box of geometry B.
![[Nota]](../images/note.png)
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This operand will make use of any indexes that may be available on the geometries. |
Disponibilità: 2.0.0
Questo metodo supporta le Curve e le Circular String.
Questa funzione supporta le Polyhedral Surface.
Questa funzione supporta i Triangoli e le Triangulated Irregular Network Surfaces (TIN).
Questa funzione supporta il 3d e non distrugge gli z-index.
Esempi
3D LineStrings.
Code
SELECT tbl1.column1, tbl2.column1, tbl1.column2 &&& tbl2.column2 AS overlaps_3d,
tbl1.column2 && tbl2.column2 AS overlaps_2d
FROM ( VALUES
(1, 'LINESTRING Z(0 0 1, 3 3 2)'::geometry),
(2, 'LINESTRING Z(1 2 0, 0 5 -1)'::geometry)) AS tbl1,
( VALUES
(3, 'LINESTRING Z(1 2 1, 4 6 1)'::geometry)) AS tbl2;
Output
column1 | column1 | overlaps_3d | overlaps_2d
---------+---------+-------------+-------------
1 | 3 | t | t
2 | 3 | f | t
Figure
3M LineStrings.
Code
SELECT tbl1.column1, tbl2.column1, tbl1.column2 &&& tbl2.column2 AS overlaps_3zm,
tbl1.column2 && tbl2.column2 AS overlaps_2d
FROM ( VALUES
(1, 'LINESTRING M(0 0 1, 3 3 2)'::geometry),
(2, 'LINESTRING M(1 2 0, 0 5 -1)'::geometry)) AS tbl1,
( VALUES
(3, 'LINESTRING M(1 2 1, 4 6 1)'::geometry)) AS tbl2;
Output
column1 | column1 | overlaps_3zm | overlaps_2d
---------+---------+-------------+-------------
1 | 3 | t | t
2 | 3 | f | t
Figure