class CreateNotificationBundles < ActiveRecord::Migration[8.1] def change create_table :notification_bundles do |t| t.references :user, null: false, foreign_key: true, index: { unique: true } t.datetime :starts_at, null: false t.datetime :ends_at, null: false t.integer :status, default: 0, null: false t.timestamps end add_index :notification_bundles, %i[ user_id starts_at ends_at ] add_index :notification_bundles, %i[ user_id status ] end end