刘合磊 2021-04-12 10:47 情况有变,不能接受,成语是:刻舟求剑发音:kèzhōuqiújiàn。成语解释:舟:船;求:寻找开发者_开发技巧;寻求。在船上刻记号;寻找失落水中的剑。比喻办事方法不对头;死守教条
In SQL, if we use Group By without Count(*) or Sum(), etc, then the result is as follows: mysql>select * from sentGifts;