# frozen_string_literal: true class CreateDirectMessageTables < ActiveRecord::Migration[6.1] def change create_table :direct_message_channels do |t| t.timestamps end create_table :direct_message_users do |t| t.integer :direct_message_channel_id, null: false t.integer :user_id, null: false t.timestamps end add_index :direct_message_users, %i[direct_message_channel_id user_id], unique: true, name: "direct_message_users_index" end end