两张表的联合查询语句
select * from User101219_Expand inner join user_101445 on User101219_Expand.userid=user_101445.userid
三表联合查询语句
select * from User101219_Expand inner join user_101445 on User101219_Expand.userid=user_101445.userid inner join FansRole_Commission on user_101445.userid=FansRole_Commission.userid
标签：User101219,join,两表,userid,三表,101445,user,MSSQL,Expand From： https://www.cnblogs.com/Rukh/p/16836677.html