class CreateComposeProjects < ActiveRecord::Migration[5.2] def change # create_table :compose_projects do |t| # t.integer :user_id # t.integer :project_id # t.integer :compose_id # t.integer :position , default: 0 # # t.timestamps # end # add_index :compose_projects, [:user_id, :project_id, :compose_id] end end