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我将如何<Description>在以下 xmla 文件(xmla = Microsoft Analysis Services)中添加一个带有其值的标签作为子元素<Object>

这只是将它添加到文件的末尾,而不是在<Object>.

$ns = New-Object System.Xml.XmlNamespaceManager($xml.NameTable)
$ns.AddNamespace("d", $xml.DocumentElement.NamespaceURI)
$xml.SelectSingleNode("//d:Database/d:Description", $ns)

$xmlElt = $xml.CreateElement("Description")
$xmlText = $xml.CreateTextNode("Mach1")
$xmlElt.AppendChild($xmlText)

$xml.FirstChild.AppendChild($xmlElt);

$xml.SelectSingleNode("//d:Database/d:Description", $ns) 

$xml.Save("test.xml")

这是 xmla(顶部):

<Batch Transaction="false" xmlns="http://schemas.microsoft.com/analysisservices/2003/engine">
  <Alter AllowCreate="true" ObjectExpansion="ExpandFull">
    <Object>
      <DatabaseID>CRH_TA1</DatabaseID>
    </Object>
    <ObjectDefinition>
      <Database xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:ddl2="http://schemas.microsoft.com/analysisservices/2003/engine/2" xmlns:ddl2_2="http://schemas.microsoft.com/analysisservices/2003/engine/2/2" xmlns:ddl100_100="http://schemas.microsoft.com/analysisservices/2008/engine/100/100" xmlns:ddl200="http://schemas.microsoft.com/analysisservices/2010/engine/200" xmlns:ddl200_200="http://schemas.microsoft.com/analysisservices/2010/engine/200/200" xmlns:ddl300="http://schemas.microsoft.com/analysisservices/2011/engine/300" xmlns:ddl300_300="http://schemas.microsoft.com/analysisservices/2011/engine/300/300" xmlns:ddl400="http://schemas.microsoft.com/analysisservices/2012/engine/400" xmlns:ddl400_400="http://schemas.microsoft.com/analysisservices/2012/engine/400/400">
        <ID>CRH_TA1</ID>
        <Name>CRH_TA1</Name>
        <DataSourceImpersonationInfo>
          <ImpersonationMode>ImpersonateAccount</ImpersonationMode>
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1 回答 1

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$xml.FirstChild.AppendChild($xmlElt);

您的代码将新创建的元素附加到 XML 文档的第一个子节点。在您的情况下,这似乎是文档根元素。它之所以有效,是因为您的 XML 文件显然不包含声明 ( <?xml ...?>),否则您会收到错误消息。

您需要实际选择要将新元素附加到的节点,然后调用AppendChild()该节点。

$parent = $xml.SelectSingleNode('//d:Batch/d:Alter/d:Object', $ns)
$parent.AppendChild($xmlElt)
于 2016-06-29T22:34:54.683 回答