MySQL Change Buffer – What When and FAQ
In the world of database management, efficiency is key. MySQL’s change buffer is a powerful feature that helps optimize how secondary index changes are managed. The idea of introducing a…
Understanding Return Codes of pt-upgrade: A quick guide
Interpreting the results and exit codes of your upgrade tests is essential for assessing the process’s outcome. In this blog, we’ll explore the significance of pt-upgrade return codes and how…
Troubleshooting MySQL: Encryption can’t find Master Key
If you’ve encountered the “Encryption can’t find master key” error while starting MySQL, you’re likely facing issues with the keyring plugin. I recently faced a similar issue on my server,…
MySQL 8 upgrade may fail using checkForServerUpgrade
These days MySQL consultants around me are busy assisting with MySQL 8 upgrades for those who couldn’t board the train before EoL.I was recently involved in one of the MySQL…
How to avoid data loss in MySQL Primary Key change
Learn how to safely change primary keys in MySQL using pt-online-schema-change. This blog highlights tips to avoid data loss during online alter of primary key.
MySQL Benchmarking and error in my_thread_global_end()
I encountered this error, “Error in my_thread_global_end(): xx threads didn’t exit“, while working on MySQL benchmarking using sysbench. In this blog I’ll share my experience, reveal the fix, and help…