It is an open source relational database (RDBMS) based on the same source code as MySQL, and is subject to the GPL v2 license.


  • Multi source/Parallel replication
  • Stability with Global Transaction ID
  • ROLE-based authorization management support
  • Subquery improvements: EXISTS-to-IN
  • Slow Query Log output simultaneously with execution plan
  • Ability to track memory usage per session
  • Support Insert / Update / Delete EXPLAIN