题解 | #查询结果限制返回行数#
Where in 和Not in
http://www.nowcoder.com/practice/0355033fc2244cdaa09b2bd6e794c762
where in()
select device_id, gender, age, university, gpa from user_profile
where university in('北京大学','复旦大学','山东大学');
where not in()
select device_id, gender, age, university, gpa from user_profile
where university not in('浙江大学');
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