Hot off the press: the Schedule for Citus Con: An Event for Postgres is now available! Big welcome 🤝 to our speakers.
If you’ve worked with Ruby on Rails you likely have some understanding of how your database works with Rails, traditionally that has always meant specifying a single database per environment in your
config/database.yml, possibly together with an environment setting like DATABASE_URL. Based on that configuration all reads and writes will access the database.
With Rails 6 this is about to change, thanks to the work of Eileen M. Uchitelle together with contributors from GitHub, Basecamp and Shopify. In the upcoming Rails 6 (currently in RC1), you will be able to easily change which database server you are connecting to, to support a variety of scenarios such as using read replicas and splitting your database into dedicated components.
The most interesting part, which we wanted to detail in this post, is related to configuring automatic queries against a read replicas, or follower database.Keep reading