Category "rails-activerecord"

How do I use class_name to link two specific columns

I have a model called Company, this model is used for both companies and clients, I know this is not the best approach for companies/clients but the software I'

Unable to autoload constant ActiveStorage::Blob::Analyzable Error with Rails 5.2, AWS S3, and ActiveStorage

I've been battling this guy for a while and have done all the Googlies on it (here, here, and many equally-unhelpful others) but to no avail. The official erro

What is the return value of update_all() in ActiveRecord / Ruby on Rails?

The Ruby on Rails and ActiveRecord documentation, Google, and StackOverflow are conspiratorially silent on the return value of update_all() What does update_al

Rails: validate uniqueness of two columns (together)

I have a Release model with medium and country columns (among others). There should not be releases that share identical medium/country combinations. How would

Create an ActiveRecord::Relation in rails 6 with a different table

I am trying to upgrade partitioned gem in order to use partitioning with Rails 6.1 (I am upgrading an existing Rails application). I have managed to get everyth