Zend_Db_Table_Abstract::_setup PHP Method

    protected function _setup()
    {
        $this->_setupDatabaseAdapter();
        $this->_setupTableName();
    }

 /**
  * Calls other protected methods for individual setup tasks and requirement checks
  *
  * @return void
  */
 protected function _setup()
 {
     parent::_setup();
     $this->_setupPrimaryAssignment();
     $this->setLifetime($this->_lifetime);
     $this->_checkRequiredColumns();
 }