For various reasons, we may decide to move our services off of one platform onto another. This could be due to pricing, uptime or other reasons. In this episode, we look at migrating a Ruby on Rails application and database from Heroku to Fly.

When database tables get large, things can slow down significantly. In this episode, we look at a few things which helps keep databases performant and the client side responsive.

N+1 queries can make an application slow. Having queries called within views can also slow down an app as well as making it less extendable.

Using the paper_trail gem, track changes to model records for auditing purposes and rollback changes when required.

This episode covers different tips and tricks around database migration files.