MySQL 8.0.26: thank you for the contributions

MySQL 8.0.26 has been released last week !

As usual, it’s highly advised to read the release notes to get informed about the changes and bug fixed.

MySQL is Open Source and each release contains contributions from our great Community. Let me thanks all the contributors on behalf of the entire MySQL Team: Thank you !

MySQL 8.0.26 includes contributions from Venkatesh Prasad Venugopal, Zhai Weixiang, Miron Balcerzak, Marc Fletcher, Zheng Lai, Huqing Yan, Lee William, Brian Yue, Marcus Ekström, Adam, Cable, Garen Chan, Xiaoyu Wang, Marcelo Altmann and Facebook.

Once again, thank you all for your great contributions.

Here is the list of the above contributions and related bugs:


  • [#87796] Commit_order_manager can’t terminate MTS worker properly when deadlock happens – Venkatesh Prasad Venugopal (Percona)


  • [#90643] use different mutex to protect trx_sys->serialisation_list – Zhai Weixiang
  • [#101658] Rollback segment can be initialized parallel – Zheng Lai
  • [#102044] Make InnoDB FSEG_FILLFACTOR dynamic – Facebook
  • [#103372] innodb_dedicated_server = 1 with VM with 2GB of RAM causes startup to fail – Adam Cable

Clients / Connectors

  • [#95280] DatabaseMetaData.getImportedKeys returns double the rows (Connector/J) – Miron Balcerzak
  • [#100606] Unecesary call to “SET NAMES ‘utf8’ COLLATE ‘utf8_general_ci'” (Connector/J) – Marc Fletcher
  • [#102266] mysql_change_user fails due to COM_CHANGE_USER incorrectly parsed (C API) – Huqing Yan
  • [#102404] add track session state change (Connector/J) – Lee William
  • [#103242] Fix typo (Connector Python) – Marcus Ekström
  • [#103409] Test case for Bug 102189 (C API) – Facebook
  • [#103546] Fix optionfiles parsing error with include directive (Connector Python) – Garen Chan

Performance Schema

  • [#103788] Error in PFS_notification_registry’s implementation – Xiaoyu Wang


  • [#103159] error log reports Got error 203 when reading table frequently – Brian Yue


  • [#103611] Update download URL for Boost – Marcelo Altmann (Percona)

You can notice that Facebook is often part of the contributors list. This is because they migrated to 8.0 of course ! I really recommend you to read this article from the Facebook Engineering Team: Migrating Facebook to MySQL 8.0.

If you have patches and you also would like to be part of the MySQL Contributors, it’s easy, you can send Pull Requests from MySQL’s GitHub repositories or send your patches on Bugs MySQL (signing the Oracle Contributor Agreement is required).

Thank you again to all our contributors !

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As MySQL Community Manager, I am an employee of Oracle and the views expressed on this blog are my own and do not necessarily reflect the views of Oracle.

You can find articles I wrote on Oracle’s blog.