https://www.nowcoder.com/practice/0355033fc2244cdaa09b2bd6e794c762?tpId=199&tags=&title=&difficulty=0&judgeStatus=0&rp=0&sourceUrl=examojpage1tabSQLE7AF87topicId199
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SQL13、Where in和Not in
思路:使用WHERE关键字添加限定条件,并且注意用 IN关键字限定条件 代码解释:从表user_profile中取出列device_id、gender、age、university…