SQL 伪列排序经典语句

SELECT t.id,m.Rank from t_assess_log t 

LEFT JOIN 

(SELECT @counter:=@counter+1 AS Rank,id,build_no,UNIT_PRICE as Roll FROM t_assess_log,(SELECT @counter:=0) AS t 

ORDER BY UNIT_PRICE ASC ) m on t.id = m.id where t.id = 164;

 

 

用它就可以实现按需所求~~~