mysql删除字段重复的数据
mysql删除字段重复的数据,经过搜索刚开始是这样做的: [warning]delete from v_togo where tel in (select tel from v_togo group by tel having count(...
mysql删除字段重复的数据,经过搜索刚开始是这样做的: [warning]delete from v_togo where tel in (select tel from v_togo group by tel having count(...