MariaDB versus MySQL - CompatibilityReplacement for MySQL Until MariaDB 5.5, MariaDB versions functioned as a "drop-in replacement" for the equivalent MySQL version, with some limitations. From MariaDB 10.0, it is usually still very easy to upgrade from MySQL. MariaDB's data files are generally binary compatible with those from the equivalent MySQL version. All filenames and paths are generally the same. Data and table definition fi
