It is not usually necessary to uninstall Windows Internal Database, but sometimes you may need to uninstall or remove Windows Internal Database. It is not possible to remove this application with Add or Remove Programs, and it will not be uninstalled. Because multiple applications and services use the same instance of Windows Internal Database, removing these applications and services does not remove the data store.
Important: Uninstalling Windows Internal Database is not recommended, because it may affect other applications that may be using the same database instance.
To uninstall Windows Internal Database
Open a command shell.
On 32-bit platforms:
msiexec /x {CEB5780F-1A70-44A9-850F-DE6C4F6AA8FB} callerid=ocsetup.exe
On 64-bit platforms:
msiexec /x {BDD79957-5801-4A2D-B09E-852E7FA64D01} callerid=ocsetup.exe