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Windows SQL Serever 2012 how to completely uninstall and delete, many novices are not very clear about this, in order to help you solve this problem, the following editor will explain in detail for you, people with this need can come to learn, I hope you can gain something.

After installing SQL Server2012, what should we do when we need to uninstall it for some reason? I believe that this problem bothers many people and provides you with such a method.

The first step is to find the program in the control panel-- uninstall the program

When you open it, it will be like this.

Step 2, find Microsoft SQLserver 2012 (64-bit)

After the first step to open the uninstall program, find Microsoft SQLserver 2012 (64-bit) inside this item, you can search through the upper right corner search box, the landlord is found through the upper right corner search.

Step 3, right-click to uninstall

Right click, uninstall, and the installer starts and starts to delete SQL.

The fourth step, the preparation process

Select the instance and select the content to be deleted. Here, you can select the instance-select function-delete rules-prepare to delete-delete progress-complete. Click next to delete. The screenshot below shows the process of each step.

Step 5, start uninstalling

When it is time to delete, click next, because SQL server 2012 is really large, the progress of deletion is very slow, it will take about half an hour, just wait slowly.

The progress of deletion is a little slow

Click the summary log when it is all finished

When this step is done, SQL server 2012 has been uninstalled for more than half, and now you only need to delete some files on disk C and delete the registry.

Step 6, delete the necessary files on disk C.

Delete the files on disk C, delete the folder C:\ Program Files\ Microsoft SQL Server and find the folder Microsoft SQL Server in C:\ Program Files (x86).

When step 6 is complete, the next step is to delete the registry. If the registry is not deleted, the next time you install SQL server 2012, it will show that it cannot be installed.

Step 7, delete the registry

Delete the registry, win+R open and run, type regedit, and press enter to run, it will come out of Registry Editor 1, delete all the Microsoft SQL Server folders under HKEY_CURRENT_USER-Software--Microsoft 2, delete all Microsoft SQL Native Client, Microsoft SQL Server, Microsoft SQL Server 2008 Redist under HKEY_LOCAL_mACHINE-SOFTWARE-Microsoft Note: it is possible to delete more than these items, just delete them all

Step 8, restart the computer

Now that you have uninstalled SQL server 2012, the last step is to restart your computer.

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