MetadataQueryExpression-klasse

Artikel
07/17/2015

Represents the abstract base class for constructing a metadata query.

Navneområde: Microsoft.Xrm.Sdk.Metadata.Query
Assembly: Microsoft.Xrm.Sdk (i Microsoft.Xrm.Sdk.dll)

Syntaks

'Deklaration
<KnownTypeAttribute(GetType(EntityQueryExpression))> _
<DataContractAttribute(Name:="MetadataQueryExpression", Namespace:="https://schemas.microsoft.com/xrm/2011/Metadata/Query")> _
<KnownTypeAttribute(GetType(LabelQueryExpression))> _
<KnownTypeAttribute(GetType(AttributeQueryExpression))> _
<KnownTypeAttribute(GetType(RelationshipQueryExpression))> _
Public MustInherit Class MetadataQueryExpression
    Inherits MetadataQueryBase

[KnownTypeAttribute(typeof(EntityQueryExpression))] 
[DataContractAttribute(Name="MetadataQueryExpression", Namespace="https://schemas.microsoft.com/xrm/2011/Metadata/Query")] 
[KnownTypeAttribute(typeof(LabelQueryExpression))] 
[KnownTypeAttribute(typeof(AttributeQueryExpression))] 
[KnownTypeAttribute(typeof(RelationshipQueryExpression))] 
public abstract class MetadataQueryExpression : MetadataQueryBase

Nedarvningshierarki

System.Object
   Microsoft.Xrm.Sdk.Metadata.Query.MetadataQueryBase
    Microsoft.Xrm.Sdk.Metadata.Query.MetadataQueryExpression
       Microsoft.Xrm.Sdk.Metadata.Query.AttributeQueryExpression
       Microsoft.Xrm.Sdk.Metadata.Query.EntityQueryExpression
       Microsoft.Xrm.Sdk.Metadata.Query.RelationshipQueryExpression

Sikkerhed i tråd

Alle offentlige statiske (Shared i Visual Basic) medlemmer af denne type er trådsikret. Alle medlemmer af forekomsten er ikke garanteret trådsikkerhed.

Platforme

Development Platforms

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.

Target Platforms

Windows 98,Windows 2000,Windows 2000 Server,Windows CE,Windows Server 2008,Windows 98 Second Edition,Pocket PC,Smartphone,Windows Server 2003,Windows XP Professional,Windows Server 2008,Windows Server 2012,Windows 7,Windows 8,Windows 8.1

Se også

Reference

MetadataQueryExpression-medlemmer
Microsoft.Xrm.Sdk.Metadata.Query-navneområde

Andre ressourcer

Query and Capture Changes to Metadata
Sample: Query Metadata and Detect Changes

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