SELECT 'abcda' REGEXP '^[^a-dXYZ]+$'; : Not « Regular Expressions « MySQL Tutorial






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  3. Not
mysql>
mysql>
mysql> SELECT 'abcda' REGEXP '^[^a-dXYZ]+$';
+-------------------------------+
| 'abcda' REGEXP '^[^a-dXYZ]+$' |
+-------------------------------+
|                             0 |
+-------------------------------+
1 row in set (0.00 sec)

mysql>








24.7.Not
24.7.1.Matches any character that is (or is not, if ^ is used) either a, b, c, d or X: [a-dX], [^a-dX]
24.7.2.SELECT 'aXbc' REGEXP '^[a-dXYZ]$';
24.7.3.SELECT 'aXbc' REGEXP '^[a-dXYZ]+$'; (2)
24.7.4.SELECT 'aXbc' REGEXP '^[^a-dXYZ]+$'; (3)
24.7.5.SELECT 'abcdeX' REGEXP '^[^a-dXYZ]+$';
24.7.6.SELECT 'abcda' REGEXP '^[^a-dXYZ]+$';