ThinkingElixir 070: PardallMarkdown with Alfred Reinold Baudisch You can in fact use schemas in migrations

How to Use Macros in Elixir

Let’s dive into the various applications of macros in Elixir using open-source Elixir libraries.

https://blog.appsignal.com/2021/10/26/how-to-use-macros-in-elixir.html