将一列数据拼接成一个字符串
SELECT STUFF(
(SELECT
Distinct '|'+ProductCode
FROM [chexian].[dbo].[ProxyServer]
WHERE CompanyID=1069 FOR XML PATH('')
),1,1,'')
SELECT STUFF(
(SELECT
Distinct '|'+ProductCode
FROM [chexian].[dbo].[ProxyServer]
WHERE CompanyID=1069 FOR XML PATH('')
),1,1,'')