在查询上应用自联接
游戏桌
Game_ID 日期
1 20-03-2015
游戏会员表
Game_ID会员IDID
1            1
1 2
会员表
Mem_ID Mem_Name
1   ;       阿里
2 Kamran
如何在一行中获得这样的输出
Game_ID   日期 会员2 会员1
1 20-03-2015 阿里 Kamran
Game Table
Game_ID Date
1 20-03-2015
Game Member Table
Game_ID Member_ID
1 1
1 2
Member Table
Mem_ID Mem_Name
1 Ali
2 Kamran
How to get output like that in one Row
Game_ID Date Member2 Member1
1 20-03-2015 Ali Kamran
试试这个：
Try this:
SELECT Game_ID, [1], [2]
FROM (
SELECT gt.Game_ID, gm.Member_ID, mt.Mem_Name
FROM [Game Table] gt
LEFT JOIN [Game Member Table] gm ON gt.Game_ID = gm.Game_ID
LEFT JOIN [Member Table] mt ON gm.Member_ID = mt.Mem_ID
) AS DT
PIVOT(MAX(Mem_Name) FOR Member_ID IN([1], [2])) AS PT