if ActiveRecord::VERSION::MAJOR == 4 require 'activerecord-mysql-awesome/active_record/schema_dumper' require 'activerecord-mysql-awesome/active_record/connection_adapters/abstract/schema_dumper' require 'activerecord-mysql-awesome/active_record/connection_adapters/abstract_mysql_adapter' else raise "activerecord-mysql-awesome supports activerecord ~> 4.x" end