Sql server 如果sql server中的xml列不是单例列,如何从该列中进行选择
我正在尝试查询一个xml列和其他列…下面的查询工作正常Sql server 如果sql server中的xml列不是单例列,如何从该列中进行选择,sql-server,xml,sql-server-2008,Sql Server,Xml,Sql Server 2008,我正在尝试查询一个xml列和其他列…下面的查询工作正常 SELECT OrderID, AccountNumber, ItemID, substring(replace(lower(s.Street),' ',''),1,8) + substring(replace(lower(s.City),' ',''),1,8) + subs
SELECT
OrderID,
AccountNumber,
ItemID,
substring(replace(lower(s.Street),' ',''),1,8)
+ substring(replace(lower(s.City),' ',''),1,8)
+ substring(replace(lower(s.State),' ',''),1,8)
+ substring(replace(s.ZipCode,' ',''),1,5)AddressHash,
ShipName,
Street,
Street2
City,
State,
ZipCode,
OrderDate
FROM (SELECT UpwardOrderID, AccountNumber, UpwardLeagueID,
/* NOTE THAT THIS SYNTAX WORKS ONLY WORKS BECAUSE THE NODES ARE SINGLETONS. */
x.value('(./ShipTo/Name)[1]', 'VARCHAR(255)') AS ShipName,
x.value('(./ShipTo/Street1)[1]', 'VARCHAR(255)') AS Street,
x.value('(./ShipTo/Street2)[1]', 'VARCHAR(255)') AS Street2,
x.value('(./ShipTo/Subdivision1)[1]', 'VARCHAR(255)') AS City,
x.value('(./ShipTo/Subdivision2)[1]', 'VARCHAR(255)') AS State,
x.value('(./ShipTo/PostalCode)[1]', 'VARCHAR(255)') AS ZipCode,
x.value('(./Order/ClientOrderDate)[1]', 'DATETIME') AS OrderDate
--x.value('(./ShippingMethods/ShippingMethod/ID)[../Selected/text()=1]','VARCHAR(255)')
FROM av_order CROSS APPLY orderXML.nodes('/Order/ShippingInformation') t(x)
WHERE orderXML Is Not Null) s
除了我试图在FROM子查询中选择的最后一列之外,此查询工作正常
区别在于列(ShippingMethod)不是单例。XML包含所有的传送方法,我想选择所选传送方法的ID。下面是XML的这一部分的样子
<Order>...
<ShippingInformation>
<ShipTo>
<Name>DONT SHOW</Name>
<Attention>DONT SHOW</Attention>
<Street1>DONT SHOW</Street1>
<Street2 />
<Subdivision1>DONT SHOW</Subdivision1>
<Subdivision2>IL</Subdivision2>
<PostalCode>62092</PostalCode>
<CountryCode>US</CountryCode>
<AllowEmptyShipTo>0</AllowEmptyShipTo>
<ContactInfo>DONT SHOW</ContactInfo>
</ShipTo>
<ShippingMethods>
<ShippingMethod>
<ID>UPSGROUND</ID>
<Selected>1</Selected>
<Cost>134.08</Cost>
</ShippingMethod>
<ShippingMethod>
<ID>PICKUP</ID>
<Selected>0</Selected>
<Cost>0</Cost>
</ShippingMethod>
<ShippingMethod>
<ID>UPS3DAY</ID>
<Selected>0</Selected>
<Cost>288.46</Cost>
</ShippingMethod>
<ShippingMethod>
<ID>UPS2DAY</ID>
<Selected>0</Selected>
<Cost>347.91</Cost>
</ShippingMethod>
<ShippingMethod>
<ID>UPSNEXTBUSDAY</ID>
<Selected>0</Selected>
<Cost>956.73</Cost>
</ShippingMethod>
</ShippingMethods>
</ShippingInformation>
...</Order>
。。。
不显示
不显示
不显示
不显示
白细胞介素
62092
美国
0
不显示
高地
1.
134.08
改善
0
0
上升3天
0
288.46
上升2天
0
347.91
上下星期一
0
956.73
...
如何选择所选的配送方式ID
Seth您可以对xQuery表达式中选定的
使用谓词
这将选择第一个ShippingMethod
节点,其中所选的值为1
x.value('(./ShippingMethods/ShippingMethod[Selected = 1]/ID)[1]','VARCHAR(255)')