十八、MySQL 數據排名查詢某條數據是總數據的第幾條

SELECT a.yhid,a.zjf,a.dqjf,(@rowno:=@rowno+1) as rowno 
FROM jfxt_yhjfxx a,(select (@rowno:=0)) b ORDER BY a.zjf DESC

注意：mysql的下標是從0開始的

參考文章：

https://blog.csdn.net/warylee/article/details/77533122