ProxySQL - A High Performance Open Source MySQL Proxy

ProxySQL helps you squeeze the last drop of performance out of your MySQL cluster with advanced connection management and flexible routing to scale across thousands of servers

[stibbar]

https://qiita.com/yoan/items/ba62dd65b24ac1b6a458

[y_uuki]

MySQLのプロキシ。戦争感ある “Battle-tested doesn't even begin to cover it — it is war-tested.”

[jitsu102]

MySQL用リバースプロキシ

[tmatsuu]

ProxySQLの公式サイトはこちら。MySQL用リバースプロキシ。クエリーに応じてルールを書けるのでshardingやR/W Splitが可能。failoverの自動追尾も可能。