What's the Difference Between HTTP 2 and TCP?

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