We sometimes receive challenging requests& this is a story about one of those times. The customer has implemented a sharding solution and would like us to review alternatives or improvements. We analyzed the possibility of using ProxySQL as it looked to be a simple implementation. However, as we had 200 shards we had to implement [&]

https://www.percona.com/blog/2020/08/28/proxysql-binary-search-solution-for-rules/