$LOAD_PATH.unshift "#{File.dirname(__FILE__)}/../lib" require 'active_record' class Person < ActiveRecord::Base establish_connection adapter: 'sqlite3', database: 'foobar.db' connection.create_table table_name, force: true do |t| t.string :name end end bob = Person.create!(name: 'bob') puts Person.all.inspect bob.destroy puts Person.all.inspect