oracle子查詢嵌套查詢

1.建立表：建立請本身去看如下網址spa http://www.cnblogs.com/xwdreamer/archive/2012/06/05/2537170.html3d 2.要求：查詢出工資比SMITH還要高的全部員工信息htm select * from EMP where sal>(select sal from emp where ename='SMITH');blog 3.要求：查出

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