| AliasedValue | Used to return aggregate, group by, and aliased values from a query. | 
| AttributeCollection | Provides a collection of attributes for an entity. | 
| AttributeLogicalNameAttribute | Used by the code generation tool to create classes based on entities. | 
| AttributeMapping | This type doesn’t have any extensibility scenarios in this release. | 
| AttributeMappingCollection | This type doesn’t have any extensibility scenarios in this release. | 
| AttributePrivilege | Specifies the field level security privileges allowed for an attribute. | 
| AttributePrivilegeCollection | Specifies a collection of field level security privileges allowed for the specified attributes. | 
| BaseServiceFault | Represents a service fault. | 
| BooleanManagedProperty | Defines a managed property that stores a Boolean value. | 
| CallerImpersonationScope | Identifies a user as the owner of all data changes made by calls to a Web service. | 
| ClaimTypes | Identifies the types of claims that are supported or may be supported in a future product release. | 
| DataCollection | Represents a strongly typed list of objects that can be accessed by index. Provides methods to search, sort, and manipulate lists. Extends 收集. | 
| DataCollection | Represents a collection of keys and values. | 
| DiscoveryServiceFault | Represents a discovery service fault. | 
| Entity | Represents an instance of an entity (a record). | 
| EntityCollection | Contains a collection of entity instances. | 
| EntityImageCollection | Contains a collection of Entity image objects. | 
| EntityReference | Identifies a record. | 
| EntityReferenceCollection | Contains a collection of entity references. | 
| ErrorDetailCollection | Contains a collection of objects that provide details on an error. | 
| ExecuteMultipleResponseItem | Contains the response from execution of a message request. | 
| ExecuteMultipleResponseItemCollection | Contains a collection of ExecuteMultipleResponseItem instances. | 
| ExecuteMultipleSettings | Defines the execution behavior of ExecuteMultipleRequest. | 
| FieldPermissionType | Defines the possible field permission types. | 
| FormattedValueCollection | Contains a collection of formatted values for the attributes for an entity. | 
| InvalidPluginExecutionException | Represents an exception that occurred during plug-in execution. | 
| KnownTypesResolver | Resolves known organization message request and response types for the SDK contracts. | 
| Label | Contains a collection of translations for a label. | 
| LocalizedLabel | Contains a localized label, including the label string and the language code. | 
| LocalizedLabelCollection | Defines a collection of LocalizedLabel. | 
| ManagedProperty | Represents a strongly typed managed property. | 
| Money | Contains the value for a money attribute. | 
| OptionSetValue | Represents a value for an attribute that has an option set. | 
| OrganizationRequest | Contains the data needed to execute a request and the base class for all organization requests. | 
| OrganizationRequestCollection | Contains a collection of organization requests. | 
| OrganizationResponse | Contains the response from a request and the base class for all organization responses. | 
| OrganizationServiceFault | Represents an organization service fault. | 
| ParameterCollection | Provides a collection of parameters for a request. | 
| QuickFindConfiguration | 仅供内部使用。 | 
| QuickFindConfigurationCollection | 仅供内部使用。 | 
| QuickFindResult | 仅供内部使用。 | 
| QuickFindResultCollection | 仅供内部使用。 | 
| RelatedEntityCollection | Contains a collection of related entities. | 
| Relationship | Represents a relationship between two entities. | 
| RelationshipQueryCollection | Provides a collection of relationship queries. | 
| RelationshipSchemaNameAttribute | Used by the code generation tool to create classes based on entities. | 
| RemoteExecutionContext | Defines the contextual information sent to a remote service endpoint at run-time. | 
| SaveChangesException | Represents an exception that occurred when saving changes to the OrganizationServiceContext. | 
| SaveChangesResult | Contains the result of the save changes operation returned from the organization web service. | 
| SaveChangesResultCollection | Provides a collection of results for a save changes operation. | 
| ServiceEndpointFault | Represents a fault at a service endpoint in the cloud. |