A few days ago I stumpled upon this LinkedIn post (in Spanish, but easily understandable) including this image with two solutions to the same problem:

A software system is considered Multitenant when it can serve multiple clients with different data. Each registered user is part of one tenant, and will have access to the data that their tenant owns only.

In this article I will be covering how the Micronaut framework supports the creation of multi-tenant applications, as well as many other useful features for general development.