An explanation on how database sharing works

published on 2023/04/07

If you’ve used Google or YouTube, you’ve probably accessed sharded data. Sharding helps you scale out your database by storing partitions of your data across multiple servers instead of putting everything on a single giant one. This post will walk through how database sharding works, how to think about implementing your own sharded database, and some useful tools out there that can help, with a particular focus on MySQL and Postgres.