摘要: Update (Select a.empno, a.comm, b.dname From scott.emp a, scott.dept b Where a.deptno = b.deptno And b.loc In ('NEW YORK', 'DALLAS')) Set comm = 0.1; 阅读全文
posted @ 2020-01-07 09:16 shu'sblog 阅读(2352) 评论(0) 推荐(0) 编辑