From Klenwell Wiki
Revision as of 18:29, 27 October 2019 by Klenwell (talk | contribs) (Schema Migrations)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to navigation Jump to search

Official Documentation

Database Types

For list of (postgres) column types, see:

Schema Migrations

Generate a Migration


# rails g migration <name>
rails g migration CreateCruds

Run the Migration

# Run new migrations
rails db:migrate

# Don't forget to test rollbacks on new migrations
rails db:rollback STEP=1

Data Migrations

What if you need to do a data migration or data fix on existing data?