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このエラーが発生しています。

#1054 - Unknown column 'finalResult' in 'field list'

このmysqlクエリを実行するたびに

SELECT userID, pickID, nflp_picks.gameID, visitorID, visitorResult, homeID, homeResult,

IF (pickID=visitorID, visitorResult, homeResult) AS finalResult,

IF (finalResult="Winner", 1, 0) AS Win

FROM nflp_picks, nflp_schedule

WHERE nflp_picks.gameID = nflp_schedule.gameID

ORDER BY gameID, pickID, userID

LIMIT 0, 200

一時列を使用できませんか?

4

1 に答える 1

2

GROUP BY、ORDER BY、および HAVING 句を除き、同じクエリでエイリアスを参照することはできません。サブクエリを使用できます。

SELECT *, (finalResult = "Winner") AS Win
FROM (SELECT userID, pickID, nflp_picks.gameID, visitorID, visitorResult, homeID, homeResult,
             IF (pickID=visitorID, visitorResult, homeResult) AS finalResult
      FROM nflp_picks
      JOIN nflp_schedule
      ON nflp_picks.gameID = nflp_schedule.gameID
      ORDER BY gameID, pickID, userID
      LIMIT 0, 200) x
于 2013-09-14T03:17:00.403 に答える