摘要： 转自http://www.cnblogs.com/xd502djj/archive/2013/01/18/2866662.html举例子：hive> select * from zz0;111111222222888888hive> select * from zz1;111111333333444444888888hive> select * from zz0 join zz1 on zz0.uid = zz1.uid;111111 111111888888 888888hive> select * from zz0 left outer join zz1 on zz 阅读全文