MySQL 内建函数

日期相关

mysql> select curdate(),curtime(),now(),unix_timestamp(),week('2017-07-24'),year('2017-07-24'),hour('16:15:11'),date_format('2017-07-24','%m-%d,%y');
+------------+-----------+---------------------+------------------+--------------------+--------------------+------------------+--------------------------------------+
| curdate()  | curtime() | now()               | unix_timestamp() | week('2017-07-24') | year('2017-07-24') | hour('16:15:11') | date_format('2017-07-24','%m-%d,%y') |
+------------+-----------+---------------------+------------------+--------------------+--------------------+------------------+--------------------------------------+
 ::   ::     ,                             |
+------------+-----------+---------------------+------------------+--------------------+--------------------+------------------+--------------------------------------+
 row in set (0.00 sec)

其他常用

mysql');
+------------+------------+----------------+---------------------------+-------------------------------------------+----------------------------------+
')                         |
+------------+------------+----------------+---------------------------+-------------------------------------------+----------------------------------+
 | *E6CC90B878B948C35E92B003C792C46C58C4AF40 | c4ca4238a0b923820dcc509a6f75849b |
+------------+------------+----------------+---------------------------+-------------------------------------------+----------------------------------+
 row in set (0.00 sec)