应用到: CRM 2015 on-prem, CRM Online
Contains the data that is needed to retrieve entity relationship metadata.
命名空间: Microsoft.Xrm.Sdk.Messages
程序集: Microsoft.Xrm.Sdk (在 Microsoft.Xrm.Sdk.dll 中)
语法
声明
<DataContractAttribute(Namespace:="https://schemas.microsoft.com/xrm/2011/Contracts")> _
Public NotInheritable Class RetrieveRelationshipRequest
Inherits OrganizationRequest
[DataContractAttribute(Namespace="https://schemas.microsoft.com/xrm/2011/Contracts")]
public sealed class RetrieveRelationshipRequest : OrganizationRequest
示例
The following example shows how to use this message. For this sample to work correctly, you must be connected to the server to get an IOrganizationService interface. For the complete sample, see the link later in this topic.
//You can use either the Name or the MetadataId of the relationship.
//Retrieve the One-to-many relationship using the MetadataId.
RetrieveRelationshipRequest retrieveOneToManyRequest =
new RetrieveRelationshipRequest { MetadataId = _oneToManyRelationshipId };
RetrieveRelationshipResponse retrieveOneToManyResponse =
(RetrieveRelationshipResponse)_serviceProxy.Execute(retrieveOneToManyRequest);
Console.WriteLine("Retrieved {0} One-to-many relationship by id", retrieveOneToManyResponse.RelationshipMetadata.SchemaName);
//Retrieve the Many-to-many relationship using the Name.
RetrieveRelationshipRequest retrieveManyToManyRequest =
new RetrieveRelationshipRequest { Name = _manyToManyRelationshipName};
RetrieveRelationshipResponse retrieveManyToManyResponse =
(RetrieveRelationshipResponse)_serviceProxy.Execute(retrieveManyToManyRequest);
Console.WriteLine("Retrieved {0} Many-to-Many relationship by Name", retrieveManyToManyResponse.RelationshipMetadata.MetadataId);
备注
Message Availability
无论调用方是连接到服务器还是处于脱机状态，此消息都可正常工作。
Usage
Pass an instance of this class to the Execute method, which returns an instance of RetrieveRelationshipResponse.
Privileges and Access Rights
To perform this action, the caller must have privileges listed in RetrieveRelationship Privileges.
Notes for Callers
You can use either the Name or the MetadataId of the relationship.
继承层次结构
System.Object
Microsoft.Xrm.Sdk.OrganizationRequest
Microsoft.Xrm.Sdk.Messages.RetrieveRelationshipRequest
线程安全性
此类型的所有公共静态（Visual Basic 中的 Shared）成员都是线程安全成员。不保证任何实例成员是线程安全成员。
平台
开发平台
Windows Vista、Windows Server 2003 和
目标平台
Windows Vista,Windows XP
Change History
另请参阅
参考
RetrieveRelationshipRequest 成员
Microsoft.Xrm.Sdk.Messages 命名空间
其他资源
Sample: Create Entity Relationships
Customize Entity Relationship Metadata
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