The communication between backend applications and database systems always fascinated me. The protocols keep evolving and we are in constant search for an efficient protocol that best fit the workload of Backend-DB communication.
In this episode of the backend engineering show I go through a blog written by @PlanetScale doing an experimentation of using HTTP/3 and HTTP/2 comparing it with MySQL Binary protocol.
https://planetscale.com/blog/faster-mysql-with-http3
0:00 Intro
7:45 MySQL Binary vs HTTP
10:20 The Tests
15:00 Connection Cost + Select 1
22:00 Parallel Select
26:00 The cost of H2 and H3