Rails migrations are used to track and apply database alterations in a reversible manner.
I have a problem with pushing my migrations to the production database. The issue: I've altered database schema by adding 1 …
heroku migration rake database-migration rails-migrationsI have a migration that removes a column: def change remove_column :foos, :bar, :boolean end When I try to …
ruby-on-rails rails-migrationsI need to move some columns from one existing table to another. How do I do it using a rails …
ruby-on-rails data-migration rails-migrationsIn Ruby on Rails, the following code in a migration creates a column of type tinyint(4) in MySQL: create_table :…
mysql ruby-on-rails rails-migrations tinyintI've seen lots of examples of making Docker containers for Rails applications. Typically they run a rails server and have …
mysql ruby-on-rails docker database-migration rails-migrationsI found several similar questions about editing a migration but couldn't figure this one out. I did a rails migration, …
ruby-on-rails-4 rails-migrationsclass CreateBallots < ActiveRecord::Migration def change create_table :ballots do |t| t.references :user t.references :score t.references :…
ruby-on-rails ruby-on-rails-3.2 rails-migrationsI have a table: db/migrate/20140731201801_create_voc_brands.rb: class CreateVocBrands < ActiveRecord::Migration def change create_table :voc_…
ruby-on-rails migration rails-migrationsI'm new in ruby on rails, and I am trying to create a tutorial. I have a problem when I …
ruby-on-rails ruby rubygems rails-migrationsI've been doing the Rails tutorial found here and have been successful up to the point of having to migrate …
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