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我試圖找到元素/屬性的值,而不管它在XML中的存在位置。在XML中的任意位置查找元素或屬性值
XML:
<?xml version="1.0" encoding="UTF-8"?>
<cXML payloadID="12345677-12345567" timestamp="2017-07-26T09:11:05">
<Header>
<From>
<Credential domain="1212">
<Identity></Identity>
<SharedSecret/>
</Credential>
</From>
<To>
<Credential domain="1212">
<Identity></Identity>
</Credential>
</To>
<Sender>
<UserAgent/>
<Credential domain="8989">
<Identity>10678</Identity>
<SharedSecret>Testing123</SharedSecret>
</Credential>
</Sender>
</Header>
<Request deploymentMode="Prod">
<ConfirmationRequest>
<ConfirmationHeader noticeDate="2017-07-26T09:11:05" operation="update" type="detail">
<Total>
<Money>0.00</Money>
</Total>
<Shipping>
<Description>Delivery</Description>
</Shipping>
<Comments>WO# generated</Comments>
</ConfirmationHeader>
<OrderReference orderDate="2017-07-25T15:22:11" orderID="123456780000">
<DocumentReference payloadID="5678-4567"/>
</OrderReference>
<ConfirmationItem quantity="1" lineNumber="1">
<ConfirmationStatus quantity="1" type="detail">
<ItemIn quantity="1">
<ItemID>
<SupplierPartID>R954-89</SupplierPartID>
</ItemID>
<ItemDetail>
<UnitPrice>
<Money currency="USD">0.00</Money>
</UnitPrice>
<Description>Test Descritpion 1</Description>
<UnitOfMeasure>QT</UnitOfMeasure>
</ItemDetail>
</ItemIn>
</ConfirmationStatus>
</ConfirmationItem>
<ConfirmationItem quantity="1" lineNumber="2">
<ConfirmationStatus quantity="1" type="detail">
<ItemIn quantity="1">
<ItemID>
<SupplierPartID>Y954-89</SupplierPartID>
</ItemID>
<ItemDetail>
<UnitPrice>
<Money currency="USD">0.00</Money>
</UnitPrice>
<Description>Test Descritpion 2</Description>
<UnitOfMeasure>QT</UnitOfMeasure>
</ItemDetail>
</ItemIn>
</ConfirmationStatus>
</ConfirmationItem>
</ConfirmationRequest>
</Request>
</cXML>
我想要得到的DocumentReference
元件上的payloadID
的價值。這是我到目前爲止已經試過:
BEGIN
Declare @Xml xml
Set @Xml = ('..The XML From Above..' as xml)
END
--no value comes back
Select c.value('(/*/DocumentReference/@payloadID)[0]','nvarchar(max)') from @Xml.nodes('//cXML') x(c)
--no value comes back
Select c.value('@payloadID','nvarchar(max)') from @Xml.nodes('/cXML/*/DocumentReference') x(c)
--check if element exists and it does
Select @Xml.exist('//DocumentReference');
我在XPath編輯試過這樣://DocumentReference/@payloadID
這並不工作,但我不知道等效語法是什麼SQL
'選擇c.value( '@ payloadID', '爲nvarchar(最大)')從@ Xml.nodes( '// DocumentReference的')× (c)中'? – Siyual
@Siyual,哦,夥計!類似的例子總是提到根元素,所以我認爲我需要它。我從來沒有嘗試過。如果你想發佈這個答案,那會很棒。 – DDiVita