動態查詢字符串中使用SQL的東西

Question

我試圖用逗號separated.This代碼來獲取兩列

SELECT STUFF((SELECT ',' + Cast(Column1 As varchar(50))+'_'+Cast(Column2 As varchar(50)) FROM Table FOR XML PATH(''), TYPE).value('.', NVARCHAR(MAX)), 1, 1, '') As Result 

作品me.But我需要時，我使用它在動態查詢字符串它得到錯誤我正在努力做到這一點。

Declare @String AS NVARCHAR(MAX) 
Set @string='SELECT STUFF((SELECT ',' + Cast(Column1 As varchar(50))+'_'+Cast(Column2 As varchar(50)) FROM Table FOR XML PATH(''), TYPE).value('.', NVARCHAR(MAX)), 1, 1, '') As Result' 
EXEC sp_executesql @String 

Answer 1

您需要通過他們，加倍逃避動態SQL引號，否則SQL服務器認爲該帖已結束：使用

Set @string='SELECT STUFF((SELECT '','' + Cast(Column1 As varchar(50))+''_''... 

http://blog.sqlauthority.com/2008/02/17/sql-server-how-to-escape-single-quotes-fix-error-105-unclosed-quotation-mark-after-the-character-string/