Steps to upgrade your MySQL installation

The following are the steps to upgrade the MySQL installation-

• Upgrade path

• Preparation Upgrading the installation

• Upgrading MySQL binary or package-based installation on Unix or Linux

• MySQL You can also use the MySQL yum repository or the APT store library or SLES for upgrade

• Upgrading a docker-installed MySQL on a repository or on Windows

• Troubleshooting upgrades

• Tables must be rebuilt or repaired or index.

• MySQL database must be copied to other machines.

MySQL binary and package-based installation can be done in a number of different ways on Unix or Linux. They have been mentioned below.

• In-place upgrade

• Logical upgrade

• MySQL cluster upgrade

Let’s take a brief look at each of the above methods:

In-place upgrade

• An in-place upgrade involves shutting down the old MySQL server, replacing the old one MySQL binaries or new packages.

• Once completed, the MySQL server will be restarted on the existing data directory.

• Afterwards, the remainder of the existing installation that needs to be upgraded will be upgraded.

Logical upgrade

• Logical upgrade involves exporting SQL from an old MySQL instance.

• This can be done using a backup or export tool such as 'mysqldump'.

MySQL cluster upgrade

• MGM node upgrade.

• Data nodes are upgraded one at a time.

• API nodes are upgraded one at a time, including the MySQL server.

• Data dictionary upgrade.

• System table upgrade.

• The system restarts.

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