forgeplus/db/migrate/20191220085352_create_compose_projects.rb

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