Short abstract
We will look into the differences between MySQL and MariaDB in the core areas such as SQL features, query optimizations, replication, storage engines, and security. We will also discuss the unique features and capabilities MySQL 8 and MariaDB 10.8 offer to different applications.

Full abstract
MySQL 8 and MariaDB 10.8 are the latest Major versions for MySQL and MariaDB. While MariaDB started by being a slightly different MySQL variant, now it has grown into a very much different database platform that grows more different with every release.

In this presentation, we will look into the differences between MySQL and MariaDB in the core areas such as SQL features, query optimizations, replication, storage engines, and security. We will also discuss the unique features and capabilities MySQL 8 and MariaDB 10.8 offer to different applications. I will provide some recommendations for choosing the database options. 

Moreover, we will pay attention to Gallera 4, the latest version of replication technology used both in MySQL 8 and MariaDB 10.8 for managing secure and high-performance database clusters.