廖雪波 2开发者_高级运维021-04-12 11:44 缸豆洗净，水煮开将缸豆过水烫，2分钟后取出，沥干。
In SQL, if we use Group By without Count(*) or Sum(), etc, then the result is as follows: mysql>select * from sentGifts;
加载中,请稍侯......