标签:style class code color com width
merge into copy_emp ce using emp e on (ce.empno = e.empno) when matched then update set ename = e.ename when not matched then insert (empno, ename) values(e.empno, e.ename)
注: merge 也属于 dml 操作, 所以操作之后需要进行 commit;
SELECT * FROM copy_emp where ename like ‘XAA\_%‘ ESCAPE ‘\‘
标签:style class code color com width
原文地址:http://www.cnblogs.com/moveofgod/p/3781308.html