摘要: select emp_no,dept_code,name from( select b.emp_no,b.dept_code, b.name, row_number() over(partition by name order by name desc)a from staff_dict b)whe 阅读全文
posted @ 2019-09-17 14:29 随情 阅读(477) 评论(0) 推荐(0) 编辑