TSQL将子查询行值连接到列值中

Posted 2021-02-27

( SELECT SA.AttributeName + ':' + SAV.AttributeValue + ', <br>'
  FROM Core.ProductAttributeValue PAV
  JOIN Core.AttributeValue SAV ON SAV.AttributeValueId = PAV.AttributeValueId
  JOIN Core.Attribute SA ON SA.AttributeID = SAV.AttributeId
  WHERE PAV.ProductID = P.ProductId AND PAV.Version = P.Version
  FOR XML PATH('')) AS Attributes,    
 
--Simple Version
(
  SELECT T.ColToConcat + ","
  FROM SubqueryTable T
  WHERE T.Id = MainQuery.Id
  FOR XML PATH('')
) AS Concat