DAYOFMONTH('2001-11-00'); : DAYOFMONTH « Date Time Functions « MySQL Tutorial

1. MySQL Tutorial
2. Date Time Functions
3. DAYOFMONTH

mysql>
mysql>
mysql> SELECT DAYOFMONTH('2001-11-00');
+--------------------------+
| DAYOFMONTH('2001-11-00') |
+--------------------------+
|                        0 |
+--------------------------+
1 row in set (0.00 sec)

mysql>