IQueryProvider Interface

Definition

Namespace:

System.Linq

Assembly:

System.Linq.Expressions.dll

Defines methods to create and execute queries that are described by an IQueryable object.

public interface class IQueryProvider

public interface IQueryProvider

type IQueryProvider = interface

Public Interface IQueryProvider

Derived

System.Data.Linq.Table<TEntity>

System.Linq.EnumerableQuery<T>

Remarks

The IQueryProvider interface is intended for implementation by query providers.

For more information about how to create your own LINQ provider, see LINQ: Building an IQueryable Provider.

Methods

CreateQuery(Expression)	Constructs an IQueryable object that can evaluate the query represented by a specified expression tree.
CreateQuery<TElement>(Expression)	Constructs an IQueryable<T> object that can evaluate the query represented by a specified expression tree.
Execute(Expression)	Executes the query represented by a specified expression tree.
Execute<TResult>(Expression)	Executes the strongly-typed query represented by a specified expression tree.

See also

• Queryable
• IQueryable<T>