摘要:
select t1.*, t2.sfrom emp_hiloo t1 join (select deptno, avg(salary) s from emp_hiloo group by deptno) t2 on t1.deptno=t2.deptnowhere t1.salary>t2.ss... 阅读全文
posted @ 2014-02-14 16:08
前行者2011
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