public function _initialize(Handlebars $handlebars = null, Tables $table = null)
{
$this->prepareSqlDumpFile();
$this->initialize_driver();
$this->dbh = $this->driver->getDbh();
// starting with loading dump
$this->importSqlDumpFile();
$this->tablePrefix = $this->config['tablePrefix'];
$this->handlebars = $handlebars ?: new Handlebars();
$this->tables = $table ?: new Tables();
}