How do I uninstall an SQL database?

The steps to uninstall the SQL Server database are as follows:

1. Click "Start" in the lower right corner of the computer, click "Control Panel", and open "Uninstall Program".

2. Find "Microsoft SQL Server 2012" in the program list, right-click and select "Uninstall" (or double-click).

3. Click "Delete".

4. After selection, the program will be prepared and a prompt window will pop up.

5. After the preparation is completed, the installation rules will be checked.

6. After checking that there are no errors, you can delete them in order, the order of deletion is: delete instance, select function, delete rule, prepare for deletion, delete progress, and complete.

7. Wait for the last step when the deletion progress is completed.

8. Uninstall other components related to 2012, Start - Control Panel - Uninstall the program. Right-click to uninstall.

This solves the problem of uninstalling the database SQL Server.

Through the control panel in your computer.

It is not possible to completely remove the sqlserver software, but you can use the computer manager.

To perform a complete uninstallation, the specific uninstallation steps are as follows:

1. Turn on the computer, then find and open the computer manager in the computer, and click "Software Management" in the page, as follows:

2. Then you will enter the software management page, you can see that there are many options on the left, find the "Uninstall" option:

3. In the uninstall Sen options page, find the sqlserver software in the middle list, and click the "Uninstall" option on the right

4. Then a window will pop up to confirm the uninstallation, click "OK" in the page, so that you can completely uninstall the sqlserver from the computer:

There are three ways to uninstall SQLSserver: rows.

1. It is to use the uninstall function of sqlserver to uninstall, and we can generally find the uninstall option file in the software directory.

2. It is to use the program uninstall function in the Lingcha computer system, open the control panel, and then find the sqlserver and right-click to uninstall.

3. Even if you use the strong uninstall function of 360, you can also completely uninstall SQLSer.

The SQL statement that deletes the database is as follows:

drop database: database name -- for the deleted database.

drop table: table name -- for deleting the table.

delete from: table name --where condition--delete data.

truncate table: table name -- also for deleting the database.

SQL stands for Structured Query Language, which is a special-purpose programming language, a database query and programming language used to access data and query, update, and manage relational database systems. It is also an extension for database script files.

There are many types and quantities of SQL statements, and many statements are often used, SQL query statements are a typical example, whether it is a high-level query or a low-level query, the demand for SQL query statements is the most frequent.

What is a database:

A database is a repository of data. It has a large storage space and can store millions, tens of millions, and hundreds of millions of pieces of data. However, the database does not store data at will, there are certain rules, otherwise the query efficiency will be very low.

Today's world is an internet world full of data, and it is full of data. The Internet world is the data world. There are many types of data, such as travel records, consumption records, web pages browsed, messages sent, and so on.

In addition to text-type data, images, **, and sounds are all data.

This article focuses on how to completely uninstall and clear the installation traces of SQL Server database after the installation fails, so as to prevent users from wasting a lot of time and energy to troubleshoot or even reinstall the operating system one by one.

1. Open the task manager and close the relevant process.

2. Turn off related services.

3. Delete the relevant registry information.

4. Delete everything in the sqlserver installation directory.

You can stop the program in the bottom right corner first, and if you want to uninstall this thing on your computer, start --- Settings --- Control Panel - Add or Remove Programs.

microsoft

sqlserver

SQL Server is a large database system, and the following steps must be followed for uninstallation of SQL Server:

1. Control Panel - Add Uninstall SQL Server in the Delete Program;

2. Execute " in "Run", enter the registry entry, and delete hkey current user software Microsoft Microsoft SQL Server and hkey local machine software Microsoft mssqlserver3 and OK!, respectively

Enter regedit in the run window, open the registry, and find it in the hkey local machine system controlset001 control session manager.

pendingfilerenameoperations.

The sqlserver software cannot be completely deleted through the control panel in the computer, and can be completely uninstalled with the help of computer manager, and the specific uninstallation steps are as follows:

1. Turn on the computer, then find and open the computer manager in the computer, and click "Software Management" in the page, as follows:

2. Then you will enter the software management page, you can see that there are many options on the left, find the "Uninstall" option:

3. In the uninstall options page, find the sqlserver software in the middle list, and click the "uninstall" option on the right

4. Then a window will pop up to confirm the uninstallation, click "OK" in the page, so that you can completely uninstall the sqlserver from the computer: