CompiledQuery Class
Microsoft Silverlight will reach end of support after October 2021. Learn more.
Provides for compilation and caching of queries for reuse.
Inheritance Hierarchy
System.Object
System.Data.Linq.CompiledQuery
Namespace: System.Data.Linq
Assembly: System.Data.Linq (in System.Data.Linq.dll)
Syntax
'Declaration
Public NotInheritable Class CompiledQuery
public sealed class CompiledQuery
The CompiledQuery type exposes the following members.
.gif "Public property")
Methods
| Name | Description | |
|---|---|---|
.gif "Public method") .gif "Static member") .gif "Supported by Silverlight for Windows Phone") |
Compile<TArg0, TResult>(Expression<Func<TArg0, TResult>>) | Compiles the query. |
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Compile<TArg0, TArg1, TResult>(Expression<Func<TArg0, TArg1, TResult>>) | Compiles the query. |
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Compile<TArg0, TArg1, TArg2, TResult>(Expression<Func<TArg0, TArg1, TArg2, TResult>>) | Compiles the query. |
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Compile<TArg0, TArg1, TArg2, TArg3, TResult>(Expression<Func<TArg0, TArg1, TArg2, TArg3, TResult>>) | Compiles the query. |
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Equals(Object) | Determines whether the specified Object is equal to the current Object. (Inherited from Object.) |
.gif "Protected method") |
Finalize | Allows an object to try to free resources and perform other cleanup operations before the Object is reclaimed by garbage collection. (Inherited from Object.) |
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GetHashCode | Serves as a hash function for a particular type. (Inherited from Object.) |
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GetType | Gets the Type of the current instance. (Inherited from Object.) |
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MemberwiseClone | Creates a shallow copy of the current Object. (Inherited from Object.) |
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ToString | Returns a string that represents the current object. (Inherited from Object.) |
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Remarks
Conceptually this class contains a single method (Compile) with several overloads. You call the Compile method to create a new delegate to represent the compiled query.
.gif "Note") Note: |
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Compilation does not occur until the first time the query is executed. |
| Topic | Location |
|---|---|
| How to: Store and Reuse Queries (LINQ to SQL) | LINQ to SQL |
| How to: Store and Reuse Queries (LINQ to SQL) | LINQ to SQL |
Version Information
Silverlight for Windows Phone
Supported in: Windows Phone OS 7.1
Platforms
For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.
Thread Safety
Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.