ITable Interface
[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]
Used for weakly typed query scenarios.
Namespace: System.Data.Linq
Assembly: System.Data.Linq (in System.Data.Linq.dll)
Syntax
Public Interface ITable _
Inherits IQueryable, IEnumerable
public interface ITable : IQueryable, IEnumerable
The ITable type exposes the following members.
Properties
| Name | Description | |
|---|---|---|
.gif "Public property") |
Context | Gets the DataContext that has been used to retrieve this ITable. |
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ElementType | Gets the type of the element(s) that are returned when the expression tree associated with this instance of IQueryable is executed. (Inherited from IQueryable.) |
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Expression | Gets the expression tree that is associated with the instance of IQueryable. (Inherited from IQueryable.) |
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IsReadOnly | Indicates if the type of the entities contained in this ITable instance has a primary key. |
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Provider | Gets the query provider that is associated with this data source. (Inherited from IQueryable.) |
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Methods
| Name | Description | |
|---|---|---|
.gif "Public method") |
Attach(Object) | Attaches an entity to the DataContext in an unmodified state. |
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Attach(Object, Boolean) | Attaches all entities of a collection to the DataContext in either a modified or unmodified state. |
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Attach(Object, Object) | Attaches an entity to the DataContext in either a modified or unmodified state by specifying both the entity and its original state. |
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AttachAll(IEnumerable) | Attaches all entities of a collection to the DataContext in either a modified or unmodified state. |
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AttachAll(IEnumerable, Boolean) | Attaches all entities of a collection to the DataContext in either a modified or unmodified state. |
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DeleteAllOnSubmit | Puts all entities from the collection into a pending delete state. |
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DeleteOnSubmit | Puts an entity from this table into a pending delete state. |
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GetEnumerator | Returns an enumerator that iterates through a collection. (Inherited from IEnumerable.) |
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GetModifiedMembers | Returns an array of modified members that contain their current and original values. |
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GetOriginalEntityState | Retrieves original values. |
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InsertAllOnSubmit | Adds all entities of a collection to the DataContext in a pending insert state. |
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InsertOnSubmit | Adds an entity in a pending insert state to this table. |
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Extension Methods
| Name | Description | |
|---|---|---|
.gif "Public Extension Method") |
AsQueryable | Converts an IEnumerable to an IQueryable. (Defined by Queryable.) |
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Cast<(Of <(TResult>)>)()()() | Overloaded. Converts the elements of an IQueryable to the specified type. (Defined by Queryable.) |
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Cast<(Of <(TResult>)>)()()() | Overloaded. Converts the elements of an IEnumerable to the specified type. (Defined by Enumerable.) |
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OfType<(Of <(TResult>)>)()()() | Overloaded. Filters the elements of an IQueryable based on a specified type. (Defined by Queryable.) |
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OfType<(Of <(TResult>)>)()()() | Overloaded. Filters the elements of an IEnumerable based on a specified type. (Defined by Enumerable.) |
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Remarks
For more information about methods, see Table<(Of <(TEntity>)>).
Version Information
Windows Phone OS
Supported in: 8.1, 8.0