Migrating background jobs to Elixir is easy with Oban because everything lives in your PostgreSQL
database. Oban relies on a structured oban_jobs table as its job queue, and purposefully uses
portable data structures (JSON) for serialization. That makes it enqueueing jobs into Oban
simple for any language with a PostgreSQL adapter, no Oban client necessary.
As a demonstration, let's explore inserting Oban jobs from a Rails application.
To start, define a skeletal ActiveRecord model with a few conveniences for scheduling jobs: