clear Element for database for caching (ASP.NET Settings Schema)
Removes all the SqlCacheDependencyDatabase objects from the configuration collection.
<clear />
Attributes and Elements
The following sections describe attributes, child elements, and parent elements.
Attributes
None.
Child Elements
None.
Parent Elements
Element | Description |
---|---|
configuration |
The required root element in every configuration file used by the common language runtime and .NET Framework applications. |
system.web |
Specifies the root element for the ASP.NET configuration settings in a configuration file. Contains configuration elements that configure ASP.NET Web applications and control how the applications behave. |
caching |
Configures the cache settings for a Web application. |
sqlCacheDependency |
Defines the settings used by the SqlCacheDependency class. |
Databases |
Contains one or more named SQL connections that can be used by the SqlCacheDependency. |
Remarks
Default Configuration
The following default clear element is not explicitly configured in the machine configuration file or in the root Web.config file, but is the default configuration returned by an application in the .NET Framework version 2.0.
<sqlCacheDependency enabled="true" pollTime="60000">
<databases>
<clear />
</databases>
</sqlCacheDependency>
Example
The following example clears all SqlCacheDependency objects from an ASP.NET application.
<sqlCacheDependency enabled="true" pollTime="30000">
<databases>
<clear />
</databases>
</sqlCacheDependency>
Element Information
Configuration Section Handler |
|
Configuration Member |
System.Web.Configuration.SqlCacheDependencySection.Databases |
Configurable Locations |
Machine.config Root level Web.config Application level Web.config |
Requirements |
IIS 5.0, 5.1 and 6.0 .NET Framework 2.0 Visual Studio 2005 |
See Also
Tasks
How to: Configure Specific Directories Using Location Settings
How to: Lock ASP.NET Configuration Settings
Reference
system.web Element (ASP.NET Settings Schema)
configuration Element (General Settings Schema)
caching Element (ASP.NET Settings Schema)
sqlCacheDependency Element for caching (ASP.NET Settings Schema)
add Element for database for caching (ASP.NET Settings Schema)
remove Element for database for caching (ASP.NET Settings Schema)
System.Configuration
System.Web.Configuration
Concepts
ASP.NET Caching Overview
ASP.NET Configuration File Hierarchy and Inheritance
Securing ASP.NET Configuration
ASP.NET Configuration Scenarios
Other Resources
General Configuration Settings (ASP.NET)
ASP.NET Configuration Settings
Configuring ASP.NET Applications
ASP.NET Configuration Files
ASP.NET Configuration API