How to Configure Multiple Databases with Rails

October 21, 2024

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Your Teacher

Hi, I'm Chris. I'm the creator of GoRails, Hatchbox.io and Jumpstart. I spend my time creating tutorials and tools to help Ruby on Rails developers build apps better and faster.

About This Episode

Rails 8 now ships with multiple databases by default. In this lesson, we'll learn how the configuration works and how to deploy to production with environment variables

Notes

To deploy Rails 8 with Solid Queue, Solid Cache, and Solid Cable, you can set the following environment variables to configure the databases.

PRIMARY_DATABASE_URL || DATABASE_URL
QUEUE_DATABASE_URL
CACHE_DATABASE_URL
CABLE_DATABASE_URL

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