Inside Hyperdrive: How we solved a rare Hyperdrive MySQL caching bug

Web page · https://blog.cloudflare.com/hyperdrive-mysql

While adding MySQL support to Hyperdrive, we found a subtle protocol bug when caching query results. Here is how we tracked down a 0.001% rate error and made Hyperdrive MySQL generally available.

First seen by Oriel on Oct 14, 2026, 13:34 UTC.