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我试图从两个表中选择特定的列,其中一个是派生表,但由于某些原因,我只能选择*从两个表中选择列(内部连接) - 内部连接
这工作:
SELECT *
FROM
(
--Pivot the Custom Fields into a derived table--------------
SELECT [Id], [CustomField], [CustomField2], [CustomField3], [CustomField4], [CustomField5]
FROM
(
SELECT [Id], [FieldValue], [FieldName]
FROM
EntityCustomFieldValues
AS t1
INNER JOIN Contact t2 ON t1.ParentId = t2.Id
)AS SourceTable
PIVOT
(
MAX([FieldValue]) FOR [FieldName] IN ([CustomField], [CustomField2], [CustomField3], [CustomField4], [CustomField5])
)AS PivotTable
-----------------------------------------------------------
) AS t
INNER JOIN Contact ON t.Id = Contact.Id
的问题是,一旦我尽量选择特定列,我得到一个语法错误???
SELECT [t].[Id], [Contact].[FirstName], [t].[CustomField], [t].[CustomField2],
FROM
(
--Pivot the Custom Fields---------------------------------
SELECT [Id], [CustomField], [CustomField2], [CustomField3], [CustomField4], [CustomField5]
FROM
(
SELECT [Id], [FieldValue], [FieldName]
FROM
EntityCustomFieldValues
AS t1
INNER JOIN Contact t2 ON t1.ParentId = t2.Id
)AS SourceTable
PIVOT
(
MAX([FieldValue]) FOR [FieldName] IN ([CustomField], [CustomField2], [CustomField3], [CustomField4], [CustomField5])
)AS PivotTable
----------------------------------------------------
) AS t
INNER JOIN Contact ON t.Id = Contact.Id;
消息156,级别15,状态1,行 '从' 关键字近4 语法不正确。
Msg 156,Level 15,State 1,Line 25 关键字'AS'附近的语法不正确。
我试图把它包在另一个Select中,但那也不起作用。
你必须第一个'FROM'前的逗号。 –
当你使用'AS SourceTable'时,我不认为你需要关键字'AS',尽管我对SQL服务器不太熟悉,所以我可能会错误 – Hatik
这样花太多时间逗号。 .. ....我总是搞砸了一些世俗的细节... –