舉例:
SELECT? (@i:=@i+1) AS PM,A.*,
? ?U.TNAME,?
? ?U.ID_NUM,?
? ?U.ORG_NAME,
? ?CASE WHEN U.SEXFLAG=1 THEN '男' WHEN U.SEXFLAG=2 THEN '女' ELSE '' END SEX,
? ?CASE WHEN LENGTH(ID_NUM) = 18 THEN YEAR(NOW()) - CAST(SUBSTRING(ID_NUM, 7, 4) AS SIGNED) ELSE '' END AS AGE?
? ? ?FROM TB_GH_MARATHON A??
? ? ?LEFT JOIN TB_GH_USER U ON A.USER_ID = U.USER_ID?
? ? ?,(SELECT @i:=0) t
? ? ?WHERE 1=1 AND A.STATE = '1'
加上紅色字體的代碼即可
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