题目链接
题解
语法:SELECT 列名1, 列名2... FROM 表名
SELECT device_id, gender, age, university FROM user_profile
原创文章,作者:ItWorker,如若转载,请注明出处:https://blog.ytso.com/283027.html
语法:SELECT 列名1, 列名2... FROM 表名
SELECT device_id, gender, age, university FROM user_profile
原创文章,作者:ItWorker,如若转载,请注明出处:https://blog.ytso.com/283027.html