rails-commands.md

Common Rails Commands

rake db:create

• Creates all the databases specified in config/database.yml

rake db:migrate

• Run existing migrations in db/migrate
• Generates the schema.rb file

rake db:seed

• Runs db/seeds.rb

rake db:drop

• Drop the current environment’s database

rake db:drop:all

• Drop all databases listed in config/database.yml

rake db:migrate:reset

• Drop tables, create tables, rerun all migrations.

rake routes

• List all available routes, defined in config/routes.rb

rails generate migration

• syntax: rails g migration ModelName title:string

rails generate model

• syntax: rails g model ModelName

rails console

• The rails version of pry.
• Useful for viewing data in db, and testing model methods

rails new

• create a new rails application
• use rails new AppName -d postgresql

rails server

• Starts the server (ctrl-c to stop)