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sql - OPENXML 将 xml 导入 ms sql - 命名空间

转载 作者:数据小太阳 更新时间:2023-10-29 02:11:54 27 4
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我使用这个网站很长时间了,它多次帮助我解决了各种问题。这次我卡住了。我尝试将一个复杂的 xml 导入到 ms-sql 表中。

<?xml version='1.0' encoding='UTF-8'?>
<S2SCTScf:SCTScfBlkCredTrf xmlns="urn:S2SCTScf:xsd:$SCTScfBlkCredTrf" xmlns:S2SCTScf="urn:S2SCTScf:xsd:$SCTScfBlkCredTrf" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="urn:S2SCTScf:xsd:$SCTScfBlkCredTrf SCTScfBlkCredTrf.xsd">
<S2SCTScf:SndgInst>XXXXXXXX</S2SCTScf:SndgInst>
<S2SCTScf:RcvgInst>YYYYYYYY</S2SCTScf:RcvgInst>
<S2SCTScf:SrvcId>SCT</S2SCTScf:SrvcId>
<S2SCTScf:TstCode>P</S2SCTScf:TstCode>
<S2SCTScf:FType>SCF</S2SCTScf:FType>
<S2SCTScf:FileRef>AAAAAAAAAAAAAAAAAAA</S2SCTScf:FileRef>
<S2SCTScf:RoutingInd>IND</S2SCTScf:RoutingInd>
<S2SCTScf:FileBusDt>2016-11-01</S2SCTScf:FileBusDt>
<S2SCTScf:FileCycleNo>01</S2SCTScf:FileCycleNo>
<S2SCTScf:FIToFICstmrCdtTrf xmlns="urn:iso:std:iso:20022:tech:xsd:pacs.008.001.02">
<GrpHdr>
<MsgId>111111111111111111</MsgId>
<CreDtTm>2016-11-01T15:45:11.0Z</CreDtTm>
<NbOfTxs>11</NbOfTxs>
<TtlIntrBkSttlmAmt Ccy="EUR">111111</TtlIntrBkSttlmAmt>
<IntrBkSttlmDt>2016-11-01</IntrBkSttlmDt>
<SttlmInf>
<SttlmMtd>CLRG</SttlmMtd>
<ClrSys>
<Prtry>ST2</Prtry>
</ClrSys>
</SttlmInf>
<InstgAgt>
<FinInstnId>
<BIC>XXXXXXXX</BIC>
</FinInstnId>
</InstgAgt>
<InstdAgt>
<FinInstnId>
<BIC>XXXXXXXX</BIC>
</FinInstnId>
</InstdAgt>
</GrpHdr>
<CdtTrfTxInf>
<PmtId>
<EndToEndId>NOTPROVIDED</EndToEndId>
<TxId>XXXXXXXXXXXXXXXXXXXXXXXXXX</TxId>
</PmtId>
<PmtTpInf>
<SvcLvl>
<Cd>SEPA</Cd>
</SvcLvl>
</PmtTpInf>
<IntrBkSttlmAmt Ccy="XXX">1.00</IntrBkSttlmAmt>
<ChrgBr>SLEV</ChrgBr>
<Dbtr>
<Nm>MXXXXXX XXXXXXX</Nm>
<PstlAdr>
<Ctry>XX</Ctry>
<AdrLine>XXXXXXXXXXXXXXXXXXXXXXXXXXX</AdrLine>
</PstlAdr>
</Dbtr>
<DbtrAcct>
<Id>
<IBAN>XXXXXXXXXXXXXXXXXXXX</IBAN>
</Id>
</DbtrAcct>
<DbtrAgt>
<FinInstnId>
<BIC>XXXXXXXXXXX</BIC>
</FinInstnId>
</DbtrAgt>
<CdtrAgt>
<FinInstnId>
<BIC>XXXXXXXXXX</BIC>
</FinInstnId>
</CdtrAgt>
<Cdtr>
<Nm>XXXXXXXXXXXXXXXXXXXXXXX</Nm>
</Cdtr>
<CdtrAcct>
<Id>
<IBAN>XXXXXXXXXXXXXXXXXXXXXXX</IBAN>
</Id>
</CdtrAcct>
<RmtInf>
<Ustrd>XXXXXXXXXXXXXXXXXXXXXXX</Ustrd>
</RmtInf>
</CdtTrfTxInf>
<CdtTrfTxInf>
<PmtId>
<EndToEndId>NOTPROVIDED</EndToEndId>
<TxId>XXXXXXXXXXXXXXXXXXXXXXXXXXXX</TxId>
</PmtId>
<PmtTpInf>
<SvcLvl>
<Cd>SEPA</Cd>
</SvcLvl>
</PmtTpInf>
<IntrBkSttlmAmt Ccy="XXX">1.00</IntrBkSttlmAmt>
<ChrgBr>SLEV</ChrgBr>
<Dbtr>
<Nm>XXXXXXXXXXXXXXXXX</Nm>
<PstlAdr>
<Ctry>XX</Ctry>
<AdrLine>XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX</AdrLine>
</PstlAdr>
</Dbtr>
<DbtrAcct>
<Id>
<IBAN>XXXXXXXXXXXXXXXXXXXXXXXXX</IBAN>
</Id>
</DbtrAcct>
<DbtrAgt>
<FinInstnId>
<BIC>XXXXXXXXXXXXXXXXXXXXXXXX</BIC>
</FinInstnId>
</DbtrAgt>
<CdtrAgt>
<FinInstnId>
<BIC>XXXXXXXXXXXXXXXXXXXXXXXX</BIC>
</FinInstnId>
</CdtrAgt>
<Cdtr>
<Nm>XXXXXXXXXXXXXXXXXXXXXXXX</Nm>
</Cdtr>
<CdtrAcct>
<Id>
<IBAN>XXXXXXXXXXXXXXXXXXXXXXXXXX</IBAN>
</Id>
</CdtrAcct>
<RmtInf>
<Ustrd>XXXXXXXXXXXXXXXXXXXXXXXXXXXXX</Ustrd>
</RmtInf>
</CdtTrfTxInf>
</S2SCTScf:FIToFICstmrCdtTrf>
</S2SCTScf:SCTScfBlkCredTrf>

我尝试了 OPENXML 和 XQuery 函数,但我在声明和使用命名空间(或命名空间uri)时遇到了一些问题。我不熟悉这种复杂的 xml 和 namespaceuri。我需要一个 ideea 来获取表中的数据。我成功地使用了更简单的 xml,即使只有一个命名空间。我已经手动删除了前 11 行,下面的选择工作得很好......

DECLARE @XML AS XML, @hDoc AS INT, @SQL NVARCHAR (MAX)
SELECT @XML = XMLData FROM XMLwithOpenXML where id=6 --this is the xml without first 11 lines
EXEC sp_xml_preparedocument @hDoc OUTPUT, @XML
SELECT * FROM OPENXML(@hDoc, 'FIToFICstmrCdtTrf/CdtTrfTxInf')
WITH
(
CCY [varchar](100) 'IntrBkSttlmAmt/@Ccy',
IntrBkSttlmAmt [varchar](100) 'IntrBkSttlmAmt',
TxId [varchar](100) 'PmtId/TxId',
EndToEndId [varchar](100) 'PmtId/EndToEndId',
ChrgBr [varchar](100) 'ChrgBr'
--etc
)
EXEC sp_xml_removedocument @hDoc
GO

最佳答案

先说几点

  • FROM OPENXML已过时,不应再使用(极少数异常(exception)退出)
  • 您的 XML 在此处包含显式编码 <?xml version=''1.0'' encoding=''UTF-8''?> .这迫使你去 VARCHAR -path,这在与非纯拉丁字符的连接中是危险的。最好将其替换为 utf-16然后去 NVARCHAR -小路。在这种情况下,您必须在您的 XML 文字前面设置一个“N”。
  • 你必须处理相当复杂的命名空间……难以阅读……如果你能确定没有重复的名字,你可以放弃命名空间声明并放置一个*:。在每个元素的前面。
  • 什么增加了一些额外的努力:你的内心S2SCTScf:FIToFICstmrCdtTrf定义一个新的默认命名空间。我用 innerDeflt 作为别名.

这是变量声明

DECLARE @xml XML=
'<?xml version=''1.0'' encoding=''UTF-8''?>
<S2SCTScf:SCTScfBlkCredTrf xmlns="urn:S2SCTScf:xsd:$SCTScfBlkCredTrf" xmlns:S2SCTScf="urn:S2SCTScf:xsd:$SCTScfBlkCredTrf" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="urn:S2SCTScf:xsd:$SCTScfBlkCredTrf SCTScfBlkCredTrf.xsd">
<S2SCTScf:SndgInst>XXXXXXXX</S2SCTScf:SndgInst>
<S2SCTScf:RcvgInst>YYYYYYYY</S2SCTScf:RcvgInst>
<S2SCTScf:SrvcId>SCT</S2SCTScf:SrvcId>
<S2SCTScf:TstCode>P</S2SCTScf:TstCode>
<S2SCTScf:FType>SCF</S2SCTScf:FType>
<S2SCTScf:FileRef>AAAAAAAAAAAAAAAAAAA</S2SCTScf:FileRef>
<S2SCTScf:RoutingInd>IND</S2SCTScf:RoutingInd>
<S2SCTScf:FileBusDt>2016-11-01</S2SCTScf:FileBusDt>
<S2SCTScf:FileCycleNo>01</S2SCTScf:FileCycleNo>
<S2SCTScf:FIToFICstmrCdtTrf xmlns="urn:iso:std:iso:20022:tech:xsd:pacs.008.001.02">
<GrpHdr>
<MsgId>111111111111111111</MsgId>
<CreDtTm>2016-11-01T15:45:11.0Z</CreDtTm>
<NbOfTxs>11</NbOfTxs>
<TtlIntrBkSttlmAmt Ccy="EUR">111111</TtlIntrBkSttlmAmt>
<IntrBkSttlmDt>2016-11-01</IntrBkSttlmDt>
<SttlmInf>
<SttlmMtd>CLRG</SttlmMtd>
<ClrSys>
<Prtry>ST2</Prtry>
</ClrSys>
</SttlmInf>
<InstgAgt>
<FinInstnId>
<BIC>XXXXXXXX</BIC>
</FinInstnId>
</InstgAgt>
<InstdAgt>
<FinInstnId>
<BIC>XXXXXXXX</BIC>
</FinInstnId>
</InstdAgt>
</GrpHdr>
<CdtTrfTxInf>
<PmtId>
<EndToEndId>NOTPROVIDED</EndToEndId>
<TxId>XXXXXXXXXXXXXXXXXXXXXXXXXX</TxId>
</PmtId>
<PmtTpInf>
<SvcLvl>
<Cd>SEPA</Cd>
</SvcLvl>
</PmtTpInf>
<IntrBkSttlmAmt Ccy="XXX">1.00</IntrBkSttlmAmt>
<ChrgBr>SLEV</ChrgBr>
<Dbtr>
<Nm>MXXXXXX XXXXXXX</Nm>
<PstlAdr>
<Ctry>XX</Ctry>
<AdrLine>XXXXXXXXXXXXXXXXXXXXXXXXXXX</AdrLine>
</PstlAdr>
</Dbtr>
<DbtrAcct>
<Id>
<IBAN>XXXXXXXXXXXXXXXXXXXX</IBAN>
</Id>
</DbtrAcct>
<DbtrAgt>
<FinInstnId>
<BIC>XXXXXXXXXXX</BIC>
</FinInstnId>
</DbtrAgt>
<CdtrAgt>
<FinInstnId>
<BIC>XXXXXXXXXX</BIC>
</FinInstnId>
</CdtrAgt>
<Cdtr>
<Nm>XXXXXXXXXXXXXXXXXXXXXXX</Nm>
</Cdtr>
<CdtrAcct>
<Id>
<IBAN>XXXXXXXXXXXXXXXXXXXXXXX</IBAN>
</Id>
</CdtrAcct>
<RmtInf>
<Ustrd>XXXXXXXXXXXXXXXXXXXXXXX</Ustrd>
</RmtInf>
</CdtTrfTxInf>
<CdtTrfTxInf>
<PmtId>
<EndToEndId>NOTPROVIDED</EndToEndId>
<TxId>XXXXXXXXXXXXXXXXXXXXXXXXXXXX</TxId>
</PmtId>
<PmtTpInf>
<SvcLvl>
<Cd>SEPA</Cd>
</SvcLvl>
</PmtTpInf>
<IntrBkSttlmAmt Ccy="XXX">1.00</IntrBkSttlmAmt>
<ChrgBr>SLEV</ChrgBr>
<Dbtr>
<Nm>XXXXXXXXXXXXXXXXX</Nm>
<PstlAdr>
<Ctry>XX</Ctry>
<AdrLine>XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX</AdrLine>
</PstlAdr>
</Dbtr>
<DbtrAcct>
<Id>
<IBAN>XXXXXXXXXXXXXXXXXXXXXXXXX</IBAN>
</Id>
</DbtrAcct>
<DbtrAgt>
<FinInstnId>
<BIC>XXXXXXXXXXXXXXXXXXXXXXXX</BIC>
</FinInstnId>
</DbtrAgt>
<CdtrAgt>
<FinInstnId>
<BIC>XXXXXXXXXXXXXXXXXXXXXXXX</BIC>
</FinInstnId>
</CdtrAgt>
<Cdtr>
<Nm>XXXXXXXXXXXXXXXXXXXXXXXX</Nm>
</Cdtr>
<CdtrAcct>
<Id>
<IBAN>XXXXXXXXXXXXXXXXXXXXXXXXXX</IBAN>
</Id>
</CdtrAcct>
<RmtInf>
<Ustrd>XXXXXXXXXXXXXXXXXXXXXXXXXXXXX</Ustrd>
</RmtInf>
</CdtTrfTxInf>
</S2SCTScf:FIToFICstmrCdtTrf>
</S2SCTScf:SCTScfBlkCredTrf>';

这是查询:首先声明所有命名空间。您的节点是纯结构化的 1:1,因此只需在构成 XPath 的元素名称后添加元素名称即可读取它们.只有<CdtTrfTxInf>出现两次需要 1:n-approachAPPLY.nodes() .

在我的示例中,您将获得一个模板,用于隐藏在 XML 中的任何类型的数据。剩下的就看你了。

WITH XMLNAMESPACES(DEFAULT  'urn:S2SCTScf:xsd:$SCTScfBlkCredTrf'
,'urn:S2SCTScf:xsd:$SCTScfBlkCredTrf' as S2SCTScf
,'http://www.w3.org/2001/XMLSchema-instance' AS xsi
,'urn:S2SCTScf:xsd:$SCTScfBlkCredTrf SCTScfBlkCredTrf.xsd' AS schemaLocation
,'urn:iso:std:iso:20022:tech:xsd:pacs.008.001.02' AS innerDeflt)
SELECT rt.value(N'(S2SCTScf:SndgInst)[1]','nvarchar(max)') AS SndgInst
,rt.value(N'(S2SCTScf:RcvgInst)[1]','nvarchar(max)') AS RcvgInst
--more like this
,rt.value(N'(S2SCTScf:FIToFICstmrCdtTrf/innerDeflt:GrpHdr/innerDeflt:MsgId)[1]','nvarchar(max)') AS MsgId
,rt.value(N'(S2SCTScf:FIToFICstmrCdtTrf/innerDeflt:GrpHdr/innerDeflt:CreDtTm)[1]','datetime') AS CreDtTm
--more like this
,rt.value(N'(S2SCTScf:FIToFICstmrCdtTrf/innerDeflt:GrpHdr/innerDeflt:TtlIntrBkSttlmAmt/@Ccy)[1]','nvarchar(max)') AS TtlIntrBkSttlmAmt_Ccy
,rt.value(N'(S2SCTScf:FIToFICstmrCdtTrf/innerDeflt:GrpHdr/innerDeflt:TtlIntrBkSttlmAmt)[1]','int') AS TtlIntrBkSttlmAmt
--all nodes are 1:1, just "more of the same"
--But CdtTrfTxInf is there twice, therefore the call to OUTER APPLY rt.nodes()
,cti.value(N'(innerDeflt:PmtId/innerDeflt:EndToEndId)[1]','nvarchar(max)') AS EndToEndId
--all the rest is following the same schema...
FROM @xml.nodes(N'S2SCTScf:SCTScfBlkCredTrf') AS A(rt) --root
OUTER APPLY rt.nodes(N'S2SCTScf:FIToFICstmrCdtTrf/innerDeflt:CdtTrfTxInf') AS B(cti) --CdtTrfTxInf

部分结果(字幕移位...)

SndgInst    RcvgInst    MsgId               CreDtTm     TtlIntrBkSttlmAmt_Ccy   TtlIntrBkSttlmAmt   EndToEndId
XXXXXXXX YYYYYYYY 111111111111111111 2016-11-01 15:45:11.000 EUR 111111 NOTPROVIDED
XXXXXXXX YYYYYYYY 111111111111111111 2016-11-01 15:45:11.000 EUR 111111 NOTPROVIDED

关于sql - OPENXML 将 xml 导入 ms sql - 命名空间,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/41745920/

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