1. Download SQL Server 2012 from the official website MSDN website
Select the server in the left column, then select the version of SQL Server 2012 you want, if the machine is 32-bit, find the x86 version, if it is 64-bit, select the x64 version.
Second, the link is as follows
https://pan.baidu.com/s/1vUarIGXO-WR9WF2iOYQiKg
Password: ppmp
download by yourself
Three, install SQL Server 2012
1. Double-click setup.exe and wait a while to keep the network open.
2. Before installing SQL Server 2012, you need to check the computer configuration, click "System Configuration Checker" to check
You can proceed with the installation when the "passed" prompt appears. Click OK to install (some people's computers here may be displayed as "restart computer" failed. The method is as follows: Baidu search "install SQL server to restart the computer failed").
3. After confirming, select "Install" to proceed to the next step. Generally, choose the first one to install a new SQL Server independently.
If "Passed" appears, it means all passed. You can proceed to the next step and click "OK".
Enter the product key. (The secret key here is for reference only), click Next.
Check to accept the license terms and click "Next".
Click "Next".
The warning can be ignored and continue to click "Next".
Select the first SQL Server feature installation and click Next.
If you don't know what features need to be installed, then choose to install them all. You can change the directory by yourself. It is not recommended to put the large file on the C drive, and then click "Next".
It shows all passed, you can proceed to the next step.
Click "Next".
Click "Next".
Click "Next".
Here choose the mixed mode to log in and add the current user. Then click "Next".
Add the current user and click "Next".
Click "Next".
Add the current user and click "Next".
Click "Next".
Click "Next".
Click "Next".
Click "Install".
The installation process will be relatively slow, about half an hour, please wait patiently.
4. If the following picture appears, the installation is successful.
Hope to help everyone, and welcome everyone to ask questions and suggestions!