Investigate existing MySQL backend implementation in diesel (likely in `src/mysql/`). Determine MariaDB compatibility with MySQL protocol and SQL dialect. Assess if a separate backend is needed or if MariaDB can be supported via MySQL backend with minor tweaks. Review previous comments (especially maintainer responses) for guidance. Consider forking MySQL backend and adapting connection string handling.
Add a distinced Backend for MariaDb · diesel-rs/diesel#1882 | Good First Issue