Worked on enhancing reliability in the percona/percona-server repository by addressing a critical MySQL connection reuse issue within Command Services. Focused on C++ and MySQL, the developer implemented explicit lifecycle management by ensuring that end() and start() were called when reusing the same connection context. This approach enabled sequential execution of multiple queries through a single connection, resolving persistent connection errors and improving operational uptime for client applications. The bug fix not only reduced runtime failures and support incidents but also improved code maintainability, making future refactoring of the connection path more straightforward and robust for database-driven workloads.