<?php

  class mw_data_init extends mw_data{

    public $env;
    public $sgbd;

    public function env(){
      return $this->env;
    }

    public function sgbd(){
      return $this->sgbd;
    }

    public function set_env(&$env){
      $this->env = &$env;
    }

    public function set_sgbd(&$sgbd){
      $this->sgbd = &$sgbd;
    }

    public function table_prefix(){
      return false;
    }

  }