DataServiceQuery Class
An abstract class that represents a single query request to WCF Data Services.
Assembly: System.Data.Services.Client (in System.Data.Services.Client.dll)
System.Data.Services.Client::DataServiceRequest
System.Data.Services.Client::DataServiceQuery
System.Data.Services.Client::DataServiceQuery<TElement>
| Name | Description | |
|---|---|---|
 | ElementType | Gets the type of object submitted as a batch to the data service.(Inherited from DataServiceRequest.) |
| Expression | Represents an expression that contains the query to the data service. |
| Provider | Represents the query provider instance. |
| RequestUri | Gets the URI of the request object submitted to a data service.(Inherited from DataServiceRequest.) |
| Name | Description | |
|---|---|---|
 | BeginExecute(AsyncCallback^, Object^) | Asynchronously sends a request to execute the data service query. |
| EndExecute(IAsyncResult^) | Called to complete the asynchronous operation of executing a data service query. |
| Equals(Object^) | Determines whether the specified object is equal to the current object.(Inherited from Object.) |
| Execute() | Executes the query against the data service. |
 | Finalize() | Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection.(Inherited from Object.) |
| GetHashCode() | Serves as the default hash function. (Inherited from Object.) |
| GetType() | |
| MemberwiseClone() | |
| ToString() | Represents the URI of the query to the data service. (Inherited from DataServiceRequest.) |
| Name | Description | |
|---|---|---|
  | IEnumerable::GetEnumerator() | Gets the IEnumerator object that can be used to iterate through the collection returned by the query. |
| Name | Description | |
|---|---|---|
| AsParallel() | Overloaded. Enables parallelization of a query.(Defined by ParallelEnumerable.) |
| AsQueryable() | Overloaded. Converts an IEnumerable to an IQueryable.(Defined by Queryable.) |
| Cast<TResult>() | Converts the elements of an IQueryable to the specified type.(Defined by Queryable.) |
| OfType<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.
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.