The rails console was one of the parts of rails that I quickly fell in love with. Quickly being able to run your app's code and access the database from a CLI was very empowering.
If you're debugging code, checking data, or running impromptu reports, the rails console is your goto tool.
If you need to do something with the data you're querying from the console and it's a lot of data, you may wish to save it to a file and this can be not-so-straight forward on Heroku.
Checkout the below video and let me know what you think: