MySQL-获取当天时间、前几天时间函数

取得当天:

SELECT curdate();

mysql> SELECT curdate(); +------------+ | curdate() | +------------+ | 2013-07-29 | +------------+

取得当前日期:

mysql> select now(); +---------------------+ | now() | +---------------------+ | 2013-07-29 22:10:40 | +---------------------+

取得前一天:

mysql> select date_sub(curdate(),interval 1 day); +------------------------------------+ | date_sub(curdate(),interval 1 day) | +------------------------------------+ | 2013-07-28 | +------------------------------------+

括号中为当天时间的前一天,如果统计前几天就将括号中的’1’改成相应的天数。如果要算月或年,直接将day改为month或year即可

取得前一天的年份:

mysql> SELECT YEAR(DATE_SUB(CURDATE(),INTERVAL 1 DAY)); +------------------------------------------+ | YEAR(DATE_SUB(CURDATE(),INTERVAL 1 DAY)) | +------------------------------------------+ | 2013 | +------------------------------------------+

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