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1 | | -<!-- $PostgreSQL: pgsql/doc/src/sgml/func.sgml,v 1.335 2006/09/1000:29:33 tgl Exp $ --> |
| 1 | +<!-- $PostgreSQL: pgsql/doc/src/sgml/func.sgml,v 1.336 2006/09/1019:03:57 tgl Exp $ --> |
2 | 2 |
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3 | 3 | <chapter id="functions"> |
4 | 4 | <title>Functions and Operators</title> |
@@ -7633,6 +7633,13 @@ SELECT NULLIF(value, '(none)') ... |
7633 | 7633 | <entry><literal>t</literal></entry> |
7634 | 7634 | </row> |
7635 | 7635 |
|
| 7636 | + <row> |
| 7637 | + <entry> <literal>&&</literal> </entry> |
| 7638 | + <entry>overlap (have elements in common)</entry> |
| 7639 | + <entry><literal>ARRAY[1,4,3] && ARRAY[2,1]</literal></entry> |
| 7640 | + <entry><literal>t</literal></entry> |
| 7641 | + </row> |
| 7642 | + |
7636 | 7643 | <row> |
7637 | 7644 | <entry> <literal>||</literal> </entry> |
7638 | 7645 | <entry>array-to-array concatenation</entry> |
|