Downgrade from Percona Server for MySQL Pro¶

If you want to downgrade from Percona Server for MySQL Pro to the same version of Percona Server for MySQL, do the following:

Note

In Percona Server for MySQL Pro 8.0.35-27, the downgrade from percona-mysql-router-pro to percona-mysql-router is not supported for Ubuntu 22.04.

On Debian and UbuntuOn RHEL and derivatives

Set up the Percona Server for MySQL 8.0 repository
```
$ sudo percona-release setup ps80
```
Stop the mysql server.
```
$ sudo systemctl stop mysqld
```
Install the server package
```
$ sudo apt install percona-server-server
```
Install other required packages. Check files in the DEB package built for Percona Server for MySQL 8.0.
Start the mysql server
```
$ sudo systemctl start mysqld
```

Note

On Debian 12, if you want to remove the Percona Server for MySQL after the downgrade, you must stop the server manually. This behavior will be fixed in future releases.

$ sudo systemctl stop mysqld

Set up the Percona Server for MySQL 8.0 repository
```
$ sudo percona-release setup ps80
```
Stop the mysql server.
```
$ sudo systemctl stop mysqld
```
Install the server package
```
$ sudo dnf --allowerasing install percona-server-server
```
Install other required packages. Check files in the RPM package built for Percona Server for MySQL 8.0.
Start the mysql server
```
$ sudo systemctl start mysqld
```