随笔分类 -  mysql

摘要:一、from_unixtime 和unix_timestamp 如下: 1, select from_unixtime(unix_timestamp(data_datetime)-unix_timestamp(data_datetime)%300) as tm, bussinessname, sum 阅读全文
posted @ 2018-02-28 19:35 林中飞燕 阅读(1750) 评论(0) 推荐(0)