GitHub - wesql/wescale: WeScale is a database proxy that cares about your application, the development experience, and supports OnlineDDL.

Connection Management: WeScale efficiently manages connections to your database, reducing the overhead on your application and improving performance. WeScale relieves you of the worry of the max_connection problem in your database. Read Write Split: WeScale simplify application logic by automatically routing read queries to read-only nodes and write queries to the primary node. This is achieved by

[hitotakuchan]

別の複雑性を持ち込むだけのような気がする

[kino2nd]

innodb cluster使ってるなら、mysql routerで良いと思う、R/W Splitもあるし/そうじゃない環境向けかな？

[tmatsuu]

MySQLプロキシ実装。R/W Split機能があるのでSQLに応じて書き込みはprimaryへ、読み込みはリードレプリカへ振り分けが可能。DDLもいけてフェイルオーバー制御も可能らしい。実装言語はGo。