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&>

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7.10.1. Bounding Box Operators

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Name

&> — Returns TRUE if A' bounding box overlaps or is to the right of B’s.

Synopsis

+boolean +&>( geometry A , geometry B );

Description

The &> operator returns TRUE if the bounding box of geometry A overlaps or is to the right of the bounding box of geometry B, or more accurately, overlaps or is NOT to the left of the bounding box of geometry B.

Note

This operand will make use of any indexes that may be available on the geometries.

Examples

SELECT tbl1.column1, tbl2.column1, tbl1.column2 &> tbl2.column2 AS overright
FROM
  ( VALUES
    (1, 'LINESTRING(1 2, 4 6)'::geometry)) AS tbl1,
  ( VALUES
    (2, 'LINESTRING(0 0, 3 3)'::geometry),
    (3, 'LINESTRING(0 1, 0 5)'::geometry),
    (4, 'LINESTRING(6 0, 6 1)'::geometry)) AS tbl2;

 column1 | column1 | overright
---------+---------+-----------
       1 |       2 | t
       1 |       3 | t
       1 |       4 | f
(3 rows)

See Also

&&, |&>, &<|, &<

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