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Вариант 1
DECLARE @xmlData varchar(3000)
SET @xmlData = '<Data>
<Item>
<ItemID>
<PartID>1234</PartID>
<PartAuxiliaryID>
<Info name="quoteNumber">962445</Info>
<Info name="shipSourceType">INTERNAL</Info>
</PartAuxiliaryID>
</ItemID>
</Item></Data>'
DECLARE @idoc int, @intRet int
DECLARE @URL VARCHAR(1000)
EXEC @intRet= sp_xml_preparedocument @idoc OUTPUT, @xmlData
SELECT *
FROM OPENXML (@idoc, '/Data/Item/ItemID/PartAuxiliaryID')
WITH (PartAuxiliaryID varchar(2000) '@mp:xmltext')
EXEC sp_xml_removedocument @idoc
-------------------------------------------------------------------------------
--will get the following
<PartAuxiliaryID><Info name="quoteNumber">962445</Info><Info name="shipSourceType">INTERNAL</Info></PartAuxiliaryID>
Вариант 2
DECLARE @xmlData varchar(3000)
SET @xmlData = '<Data>
<Item>
<ItemID>
<PartID>1234</PartID>
<PartAuxiliaryID>
<Info name="quoteNumber">962445</Info>
<Info name="shipSourceType">INTERNAL</Info>
</PartAuxiliaryID>
</ItemID>
</Item></Data>'
DECLARE @idoc int, @intRet int
DECLARE @URL VARCHAR(1000)
EXEC @intRet= sp_xml_preparedocument @idoc OUTPUT, @xmlData
SELECT *
FROM OPENXML (@idoc, '/Data/Item/ItemID/PartAuxiliaryID/Info')
WITH (PartAuxiliaryID varchar(2000) '@mp:xmltext')
EXEC sp_xml_removedocument @idoc
получит следующее в виде двух строк
<Info name="quoteNumber">962445</Info>
<Info name="shipSourceType">INTERNAL</Info>\