MariaDB is a database server that offers drop-in replacement functionality for MySQL. It is built by some of the original authors of MySQL, with assistance from the broader community. In addition to the core functionality of MySQL, it offers a rich set of feature enhancements including alternate storage engines, server optimizations, and patches.
minor feature: MyRocks Storage Engine is now Stable (GA) Spide Storage Engine is now Stable (GA). Two new ALTER TABLE... ALGORITHM options, INSTANT and NOCOPY, which allow operations that would require any data files to be modified, or that would require rebuilding the clustered index respectively, to be refused rather than potentially perform slowly - MDEV-13134. The embedded server library now supports SSL when connecting to remote servers. New status variables feature_json for monitoring JSON functionality usage and feature_system_versioning for system versioning. MDEV-16172 - Remove InnoDB 5.7 version number from MariaDB 10.3 onwards. for instant ADD COLUMN: MDEV-14906, MDEV-15060, MDEV-15871, MDEV-16065. ALTER TABLE improvements, including: MDEV-14168, MDEV-13134 (ALGORITHM=INSTANT, ALGORITHM=NOCOPY). Various performance and code cleanup, including MDEV-12218 - Clean up InnoDB parameter validation. hangs on shutdown ( MDEV-13779 ) and EXPORT ( MDEV-13987 ). As per the MariaDB Deprecation Policy, this will be the last release of MariaDB 10.3 for Debian 7 Wheezy and Fedora 26. Release Notes - MariaDB 10.3 Series . MariaDB 10.3.6 Release Notes .