The field edit time is automatically updated when the mysql record is updated

ALTER TABLE `mess`.`role` CHANGE `lastUpdate` `t1` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP  COMMENT '更新时间'

 

To cancel the automatic update of the edit time field:

 

 ALTER TABLE `mydb`.`cd00_feihu` CHANGE `t1` `t1` TIMESTAMP NOT NULL DEFAULT