PhxSQL

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Aug 31, 2016 · Databases

Can WeChat’s Open‑Source PhxSQL Deliver True High‑Availability MySQL?

The article reviews WeChat’s newly open‑sourced PhxSQL, a MySQL clustering solution that promises high availability and strong consistency, examines its complex architecture with added Phxbinlogsvr and Phxsqlproxy components, and discusses practical concerns such as deployment difficulty, replication latency, lack of multi‑master writes, semi‑synchronous behavior, and monitoring challenges.