How to meet Signal 11 bug in MariaDB

Bugs in database management systems can be a nightmare for administrators and developers. In my recent experiments, I discovered a Signal 11 bug in multiple versions of MariaDB, resulting in…

How To Install specific version of MySQL 8 on Ubuntu

This blog post serves as a work-log detailing the process of uninstalling and installing a specific version of Percona MySQL Server on Ubuntu. The post includes instructions for installation using…

MySQL Slow query log export and review in RDS

A friend needed to analyze slow queries and for that he decides to use pt-query-digest tool. Though he got stuck at exporting slow queries from slow logs in RDS for…