select *
from
(select a ,b c,d from tableA) A, (select e,f,g from tableB ) B
where A.a=B.e
Reproduced in: https: //www.cnblogs.com/zhangshufeng/archive/2011/07/26/2117375.html
select *
from
(select a ,b c,d from tableA) A, (select e,f,g from tableB ) B
where A.a=B.e
Reproduced in: https: //www.cnblogs.com/zhangshufeng/archive/2011/07/26/2117375.html