mysql> select date_format(now(),'%Y');
+-------------------------+
| date_format(now(),'%Y') |
+-------------------------+
| 2009 |
+-------------------------+
1 row in set (0.00 sec)
扩展: %Y:年 %c:月 %d:日 %H:小时 %i:分钟 %s:秒
mysql> select date_format(now(),'%Y-%c-%d %h:%i:%s'); +----------------------------------------+
| date_format(now(),'%Y-%c-%d %h:%i:%s') |
+----------------------------------------+
| 2009-8-07 06:59:40 |
+----------------------------------------+
1 row in set (0.00 sec) ---