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我有一個問題與動態列的舍入值有關。SQL Server:動態列的舍入值
我是動態的(過去X天)創建一個球員列表與他們的日常分數,我想用這種格式ROUND(Score, 2)
四捨五入這些分數。這裏是我的查詢:
DECLARE @Column AS NVARCHAR(MAX),
@SQL AS NVARCHAR(MAX)
SELECT [Player], [Start], [Average]
INTO #DbTemp1
FROM [PlayerScoreByWeek]
WHERE [Start] >= DateAdd(DAY, -7, GETDATE())
SELECT @Column = STUFF((SELECT ',' + QUOTENAME([Start])
FROM #DbTemp1
GROUP BY [Start]
ORDER BY [Start] FOR XML PATH(''), TYPE).value('.', 'NVARCHAR(MAX)'),1,1,'')
SET @SQL = 'SELECT [Player],' + @Column + '
INTO #DbTemp2
FROM
(
SELECT [Player], [Start], [Average]
FROM #DbTemp1
) AS SourceTable
PIVOT
(
AVG([Average])
FOR [Start] IN (' + @Column + ')
) AS PivotTable
ORDER BY Len([Player]), Player
SELECT * FROM #DbTemp2'
EXECUTE(@SQL)
電流輸出如下:
Player 2014-02-24 2014-02-25 2014-02-26 2014-02-27 2014-02-28 2014-03-01 2014-03-02
------ ---------- ---------- ---------- ---------- ---------- ---------- ----------
Carl 26.21654 55.1542 12.29612 29.16546 32.4556 21.1485 48.3652
Gene 46.13444 29.3298 16.31642 12.86592 65.6235 52.8525 31.5915
Kim 25.69554 39.5986 32.23184 34.55685 59.2125 12.2316 29.1242
這是所需的輸出:
Player 2014-02-24 2014-02-25 2014-02-26 2014-02-27 2014-02-28 2014-03-01 2014-03-02
------ ---------- ---------- ---------- ---------- ---------- ---------- ----------
Carl 26.22 55.15 12.30 29.17 32.46 21.14 48.37
Gene 46.13 29.33 16.32 12.87 65.62 52.85 31.59
Kim 25.70 39.60 32.23 34.56 59.21 12.23 29.12
鑑於在創建列動態是不可能在'@SQL'查詢中使用循環函數。 感謝您的幫助!
太謝謝你了!我沒有考慮創建另一個變量。它很棒! – Tdev