题解 | #查询多列#
查询多列
https://www.nowcoder.com/practice/499b6d01eae342b2aaeaf4d0da61cab0
-- 从表中查询多列数据返回 select device_id,gender,age,university from user_profile;
查询多列
https://www.nowcoder.com/practice/499b6d01eae342b2aaeaf4d0da61cab0
-- 从表中查询多列数据返回 select device_id,gender,age,university from user_profile;
相关推荐