rails/activestorage/test/database/create_users_migration.rb

class ActiveStorageCreateUsers < ActiveRecord::Migration[5.1]
  def change
    create_table :users do |t|
      t.string :name
    end
  end
end
Fix the migration class name Due to Active Support auto loading feature, the migration class shouldn't be name-spaced under the `ActiveStorage` constant, otherwise, running the migrations would throw an error. 2017-07-06 19:53:51 +00:00			`class ActiveStorageCreateUsers < ActiveRecord::Migration[5.1]`
Add attachments 2017-07-05 13:18:50 +00:00			`def change`
			`create_table :users do \|t\|`
			`t.string :name`
			`end`
			`end`
			`end`