demo_app/my_platform/db/migrate/20160620085208_create_auth_tokens.your_platform.rb
# This migration comes from your_platform (originally 20160618163115)
class CreateAuthTokens < ActiveRecord::Migration[4.2]
def change
create_table :auth_tokens do |t|
t.string :token
t.integer :user_id
t.string :resource_type
t.integer :resource_id
t.integer :post_id
t.timestamps null: false
end
add_index :auth_tokens, :token, unique: true
end
end