class RemoveBackupData < ActiveRecord::Migration[6.0] def up drop_table :backup_data, if_exists: true end def down create_table :backup_data do |t| t.bigint :instance_id, null: false t.string :instance_type, null: false t.bigint :instance_user_id t.jsonb :json_data, null: false t.timestamps null: false end end end