Extension Table

Windows Installer

Extension Table

The Extension table contains information about file name extension servers that must be generated as a part of product advertisement. Each row generates a set of registry keys and values.

The Extension table contains the columns shown in the following table.

Column Type Key Nullable
Extension Text Y N
Component_ Identifier Y N
ProgId_ Text N Y
MIME_ Text N Y
Feature_ Identifier N N

 

Columns

Extension

The extension associated with the table row. The extension can be up to 255 characters long. Enter the extension in this field without the preceding period.

Component_

An external key to the first column of the Component table. This column references the component that controls the installation of the extension.

ProgId_

The Program ID associated with this extension. This is a foreign key into the ProgId table.

MIME_

The Content Type that is to be written for the Extension column.

An external key to the first column of the MIME table.

Feature_

An external key into the first column of the Feature table specifying the feature that provides the extension server.

 

Remarks

The Extension table is referred to when the RegisterExtensionInfo action or the UnRegisterExtensionInfo action is executed.

Validation

ICE03
ICE06
ICE15
ICE19
ICE32
ICE41
ICE69

Send comments about this topic to Microsoft

Build date: 8/13/2009

© 2009 Microsoft Corporation. All rights reserved.