class CreateAccountStats < ActiveRecord::Migration[5.2] def change create_table :account_stats do |t| t.belongs_to :account, null: false, foreign_key: { on_delete: :cascade }, index: { unique: true } t.bigint :statuses_count, null: false, default: 0 t.bigint :following_count, null: false, default: 0 t.bigint :followers_count, null: false, default: 0 t.timestamps end end end