One, uninstall SQL Server (R2)
1, find the Control Panel, WIN8 and Win7 can directly point to the "Start" button to find.
(Tip:win10 system's small pot friends can click "All Apps" under "Start" menu, find Windows System, click Open Sub-menu, you can see it)
2, click "Uninstall Program" under the program category
3. Find our target "Microsoft SQL Server R2" In our own list of programs and right click on "Uninstall"
4. Click "Delete" button
5. If it occurs, restart your computer and then click Uninstall again.
6, then follow the common sense will appear, click OK
7, the next job is the next step
8. Select all, then click Next
Next
Click the Delete button
The next job is to follow the picture, one step at a click
The wait time is about 30 minutes.
Ii. Uninstall with 2008 related build, Start-Control Panel-Uninstall program. Right-click Uninstall.
It shuts down automatically when the uninstallation is complete.
Third, delete the installation files on the disk (the general database is installed on the C drive by default)
Path "C:\Program Files" to delete the "Microsoft SQL Server" folder
Iv. emptying the registration form
1. HKEY_LOCAL_MACHINE\\SYSTEM\\CurrentControlSet\\Control\\Session Manager (see right) finds the PendingFileRenameOperations value and deletes it. You can install it. Note, do not click on the "+" number in front of the session manager, not "+" in the thing, is in the session manager inside.
1) "Start +r" on the keyboard can be quickly entered into the run, enter "regedit".
Find: "SYSTEM" under "HKEY_LOCAL_MACHINE"--"CurrentControlSet"--"Control"--"Session Manage" Find the PendingFileRenameOperations value and remove it from the middle (see right). You can install it.
2. Run the registry and delete the following:
HKEY_CURRENT_USER\Software\Microsoft\Microsoft SQL Server
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Microsoft SQL Server
HKEY_LOCAL_MACHINE\Software\Microsoft\MSSQLServer
3. Delete user.config file ———— C:\Users\ name of your computer \appdata\local\microsoft_corporation\landingpage.exe_strongname_ Ryspccglaxmt4nhllj5z3thycltsvyyx\10.0.0.0\user.config
4. Reboot the system
5, re-install.
SQL Uninstall clean.
Uninstalling SQL Server (R2)