Linux · MySQL / MariaDB

Disaster hits your WordPress site. You have a full mysqldump of the database — is that enough to restore, and if not, what else must you have kept?

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More in MySQL / MariaDB

You wrote a proprietary closed-source product that bundles the MySQL server. Someone tells you MySQL is free software, so no license is needed. Where does that reasoning break down?

A colleague assumes every distro ships MySQL. On Debian, Fedora, and openSUSE you can't find a MySQL package at all — only MariaDB. What is going on?

You picked a MariaDB version for a system you'll run for several years. Why does grabbing whatever is newest sometimes leave you patched for only one year?

You're migrating a server and need to copy the actual database contents, whether it runs MySQL or MariaDB. Which directory holds the data files?

The database won't come up after a config edit and you want to see why. What's a distribution-independent way to read the startup errors?

You edited settings under the [mysqld] section but nothing changed. Why, and how do other sections of the config behave differently?

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