MetadataQueryExpression Class

 

Applies To: Dynamics 365 (online), Dynamics 365 (on-premises), Dynamics CRM 2016, Dynamics CRM Online

Represents the abstract base class for constructing a metadata query.

Namespace:   Microsoft.Xrm.Sdk.Metadata.Query
Assembly:  Microsoft.Xrm.Sdk (in Microsoft.Xrm.Sdk.dll)

Inheritance Hierarchy

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.EntityKeyQueryExpression
      Microsoft.Xrm.Sdk.Metadata.Query.EntityQueryExpression
      Microsoft.Xrm.Sdk.Metadata.Query.RelationshipQueryExpression

Syntax

[KnownTypeAttribute(typeof(EntityKeyQueryExpression))]
[DataContractAttribute(Name = "MetadataQueryExpression", Namespace = "http://schemas.microsoft.com/xrm/2011/Metadata/Query")]
[KnownTypeAttribute(typeof(LabelQueryExpression))]
[KnownTypeAttribute(typeof(RelationshipQueryExpression))]
[KnownTypeAttribute(typeof(EntityQueryExpression))]
[KnownTypeAttribute(typeof(AttributeQueryExpression))]
public abstract class MetadataQueryExpression : MetadataQueryBase
<KnownTypeAttribute(GetType(EntityKeyQueryExpression))>
<DataContractAttribute(Name := "MetadataQueryExpression", Namespace := "http://schemas.microsoft.com/xrm/2011/Metadata/Query")>
<KnownTypeAttribute(GetType(LabelQueryExpression))>
<KnownTypeAttribute(GetType(RelationshipQueryExpression))>
<KnownTypeAttribute(GetType(EntityQueryExpression))>
<KnownTypeAttribute(GetType(AttributeQueryExpression))>
Public MustInherit Class MetadataQueryExpression
    Inherits MetadataQueryBase

Constructors

Name Description
System_CAPS_protmethod MetadataQueryExpression()

Initializes a new instance of the MetadataQueryExpression class.

Properties

Name Description
System_CAPS_pubproperty Criteria

Gets or sets the filter criteria for the metadata query.

System_CAPS_pubproperty ExtensionData

Gets or sets the structure that contains extra data.(Inherited from MetadataQueryBase.)

System_CAPS_pubproperty Properties

Gets or sets the properties to be returned by the query.

Methods

Name Description
System_CAPS_pubmethod Equals(Object)

(Inherited from Object.)

System_CAPS_protmethod Finalize()

(Inherited from Object.)

System_CAPS_pubmethod GetHashCode()

(Inherited from Object.)

System_CAPS_pubmethod GetType()

(Inherited from Object.)

System_CAPS_protmethod MemberwiseClone()

(Inherited from Object.)

System_CAPS_pubmethod ToString()

(Inherited from Object.)

Thread Safety

Any public static ( Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

See Also

Microsoft.Xrm.Sdk.Metadata.Query Namespace
Retrieve and detect changes to metadata
Sample: Query metadata and detect changes

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