DataServiceQuery Class

 

An abstract class that represents a single query request to WCF Data Services. 

Namespace:   System.Data.Services.Client
Assembly:  System.Data.Services.Client (in System.Data.Services.Client.dll)


public abstract class DataServiceQuery : DataServiceRequest, 
	IQueryable, IEnumerable

NameDescription
System_CAPS_pubpropertyElementType

Gets the type of object submitted as a batch to the data service.(Inherited from DataServiceRequest.)

System_CAPS_pubpropertyExpression

Represents an expression that contains the query to the data service.

System_CAPS_pubpropertyProvider

Represents the query provider instance.

System_CAPS_pubpropertyRequestUri

Gets the URI of the request object submitted to a data service.(Inherited from DataServiceRequest.)

NameDescription
System_CAPS_pubmethodBeginExecute(AsyncCallback, Object)

Asynchronously sends a request to execute the data service query.

System_CAPS_pubmethodEndExecute(IAsyncResult)

Called to complete the asynchronous operation of executing a data service query.

System_CAPS_pubmethodEquals(Object)

Determines whether the specified object is equal to the current object.(Inherited from Object.)

System_CAPS_pubmethodExecute()

Executes the query against the data service.

System_CAPS_protmethodFinalize()

Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection.(Inherited from Object.)

System_CAPS_pubmethodGetHashCode()

Serves as the default hash function. (Inherited from Object.)

System_CAPS_pubmethodGetType()

Gets the Type of the current instance.(Inherited from Object.)

System_CAPS_protmethodMemberwiseClone()

Creates a shallow copy of the current Object.(Inherited from Object.)

System_CAPS_pubmethodToString()

Represents the URI of the query to the data service. (Inherited from DataServiceRequest.)

NameDescription
System_CAPS_pubinterfaceSystem_CAPS_privmethodIEnumerable.GetEnumerator()

Gets the IEnumerator object that can be used to iterate through the collection returned by the query.

NameDescription
System_CAPS_pubmethodAsParallel()

Overloaded. Enables parallelization of a query.(Defined by ParallelEnumerable.)

System_CAPS_pubmethodAsQueryable()

Overloaded. Converts an IEnumerable to an IQueryable.(Defined by Queryable.)

System_CAPS_pubmethodCast<TResult>()

Converts the elements of an IQueryable to the specified type.(Defined by Queryable.)

System_CAPS_pubmethodOfType<TResult>()

Filters the elements of an IQueryable based on a specified type.(Defined by Queryable.)

No public constructors are defined on this class. Object instances are created by using M:System.Data.Services.Client.DataServiceContext.CreateQuery``1(System.Uri) or CreateQuery<T> on the DataServiceContext class.

.NET Framework
Available since 3.5
Silverlight
Available since 2.0

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

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