mysql 时间操作 mysql 获取当前时间为select now()运行结果: 2017-04-15 05:24:05 mysql 获取当前时间戳为select unix_timestamp(now()) 运行结果:unix_timestamp(now()) 1556555555 SELECT FROM_UNIXTIME(1234567890); SELECT FROM_UNIXTIME(1234567890, '%Y-%m-%d %H:%i:%S')