摘要:WITH T(emp_no, name, dept_no, the_level, path,path1,manager_id) AS( SELECT emp_no, name, dept_no ,1 AS the_level ,'\'||name path ... 阅读全文
posted @ 2015-10-13 19:18 夜色狼 阅读(356) 评论(0) 推荐(0) 编辑