take me home country roads Illustration of MYSQL installation and data upgrade Page 1/2

如果你是全新安装，就可以跳过这一步啦

Find the ragnarok database directory under your Mysql database directory. For example, my Mysql is installed in the directory
D:mysql. Then go to the D:mysqldata directory to find the ragnarok database directory
Copy it to other places!
[Upgrade your ODBC - MySQL ODBC driver]
First open your control panel, find [Add and Remove Programs] and delete the old MySQL ODBC driver
Then install MyODBC-3.51.11-1-win.exe
[Delete The old version of MYSQL service in your computer]
If you have installed the old version before, then you need to see how to completely delete Mysql from your system
When you uninstall the old MYSQL database service from your computer
First install the WINDOWS service Stop the MYSQL service
and then delete it in the Add and Delete program in the control panel
But you cannot completely delete the MYSQL service
Then you need to clear your MYSQL service in the registry
There are several places: ( There should be two items, I don’t remember, please check)
1. HKEY_LOCAL_MACHINESYSTEMControlSet001ServicesEventlogApplicationMySQL directory deletion
2.HKEY_LOCAL_MACHINESYSTEMControlSet002ServicesEventlogApplicationMySQL directory deletion
3.HKEY_LOCAL_MACHINESYSTEMControlSetServicesEventlogA The applicationMySQL directory is deleted
as shown in the figure below:

After clearing it,
also remember to Delete this file C:WINDOWSmy.ini
Then restart the computer
Go to your computer services and check if the MYSQL service is gone. Then you can install the new version of MYSQL!
[Related software download:]
Mysql 4.1.11-win32 - For Windows (Mysql 4.1.11-win32.exe) -- Database service
Download

http://down.21sun.net/webtools/mysql- 4.1.11-win32.zip/>
Connector/ODBC - MySQL ODBC driver (MyODBC-3.51.11-1-win.exe) -- Data sourceDownload

http://down.21sun.net/ webtools/MyODBC-3.51.11-1-win.exe/>
MySQL Control Center ( mysqlcc-0.9.4-win32.zip ) -- Management tool Download

http://down.21sun.net/ webtools/mysqlcc-0.9.4-win32.zip/>
[Installation tutorial for Mysql Server 4.1.11]========================== ================================================== =====
1. Run the MYSQL Server 4.1 installation package

2. Click (Change..) to select the installation path. It is recommended that you do not install on the C drive!

3. I chose to install it in the D:Mysql directory, then click OK to proceed to the next step of installation

4. After selecting the installation path, click Next> to proceed to the next step!

5. Click Install to start the installation

6. We see the installation progress!

7. Select the Skip Sign-Up item and click Next> to continue the installation!

8. Our installation has been completed here. After selecting Configure the MySQL Server now,
click Finish to enter the Mysql configuration work

9 , Enter the Mysql configuration interface!

10. Select Detailed Configuration. After selecting, click Next> to proceed to the next step!

11. Select Server Machine and click Next> to continue!

12. Select Multifunctional Database and click Next to continue!

13. This step can be defaulted (allowing you to choose the storage location of the database file). It is recommended to default!

14. Select Online Transaction Processing (OLTP) and click Next>Continue!

15. As shown below, continue Next>

16. Select language support! The default is Standard Character Set

17. Remember to select the Include Bin Directory In Windows Path option and continue

18. As shown below, enter the password and continue Next>

19. Click Execute to start completing the configuration and start MYSQL Serve!

20. Click Finish to complete your Mysql installation!

[Restore backup of cAthena Mysql database]
======================================== =========================================
Put the ragnarok directory you just backed up, Copy it to your Mysql database directory to complete the upgrade of the Mysql version.

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