We are proud to announce the latest release of ProxySQL version 2.0.18 on the 8th of April 2021

ProxySQL is a high performance, high availability, protocol aware proxy for MySQL, with a GPL license! It can be downloaded from the ProxySQL Repository (instructions here) or for a Docker image check out the Official ProxySQL Docker Repository. ProxySQL is freely usable and accessible according to the GNU GPL v3.0 license.

Release Overview Highlights


ProxySQL v2.0.18 is a patch release comprising of minor backward compatible changes and bug fixes.

  • Note: ProxySQL v2.1.0 remains the latest stable GA release.
Be sure to try out the ProxySQL 2.0.18 release and let us know your experience!

Release Highlights


  • Improved how prepared statement metadata is updated
  • Improved resiliency parsing complex SET statements
    Fixed bug related to multi-statements and closed backend connections
  • Fixed memory leak related to allocation of bind buffers type in prepared statements
  • Fixed dropping connections from PXC readers being set offline due to ‘pxc_maint_mode’ being set to MAINTENANCE
  • Fixed compatibility issue with HAProxy MySQL health check that sends COM_QUIT before completing the MySQL handshake
  • More fixes and updates that improve stability and enhance the performance of ProxySQL, detailed release notes for ProxySQL 2.0.18 are available on the release page

A special thanks to all the people that report bugs: this makes each version of ProxySQL better than the previous. Please report any bugs or feature requests on the project’s Github issue tracker.

If you have any questions please do not hesitate to contact us. Our performance and scalability experts are readily available to evaluate the overall state of your database infrastructure and help to build a robust and reliable MySQL HA architecture.

We also offer consulting, long term support and training for ProxySQL & MySQL Environments