我有一個結果的結構是這樣T-SQL - 如何交換行和列
ID Value Name
1 Oranges Reponse
1 42 Count
2 Apples Reponse
2 65 Count
3 Figs Reponse
3 74 Count
,我想這樣的:
ID Response Count
1 Oranges 42
2 Apples 65
3 Figs 74
使用SQL。有沒有辦法做到這一點?謝謝!
我有一個結果的結構是這樣T-SQL - 如何交換行和列
ID Value Name
1 Oranges Reponse
1 42 Count
2 Apples Reponse
2 65 Count
3 Figs Reponse
3 74 Count
,我想這樣的:
ID Response Count
1 Oranges 42
2 Apples 65
3 Figs 74
使用SQL。有沒有辦法做到這一點?謝謝!
SELECT a.ID, a.Value AS [Response], b.Value AS [Count]
FROM your_table AS a
INNER JOIN your_table AS b
ON a.ID = b.ID
WHERE a.Name = 'Response'
AND b.Name = 'Count'
這總是這樣的苦差事預SQL Server 2005的
現在我用PIVOT/UNPIVOT
SELECT A.ID, A.VALUE RESPONSE, C.VALUE COUNT
FROM _table A
INNER JOIN (
SELECT ID, VALUE, NAME
FROM _table
WHERE _table.Name = 'Count'
) C ON A.ID = C.ID
WHERE A.NAME='Response' and C.NAME='Count'
+1啊,自加入... – Sung 2009-02-25 20:01:43