mysql記錄集中記錄序號,MySQL中實現rownum功能類似的語句

1.查詢數據排序

select * from pa_sm_score order by score desc

表內容：

 

 

2.mysql記錄集中記錄序號,MySQL中實現rownum功能類似的語句：

SELECT @rownum:=@rownum+1 rownum,s.* FROM  (SELECT @rownum:=0) r,pa_sm_score s order by score desc

表數據

 

3.查詢定位某條記錄的記錄位置

select t.* from (SELECT @rownum:=@rownum+1 rownum,s.* FROM  (SELECT @rownum:=0) r,pa_sm_score s order by score desc) t,pa_sm_score s where  t.employee_id=s.employee_id  and s.employee_id = 52788