private function getBaseSelect()
    {
        $select = $this->getConnection()->select();
        $select->from(['main_table' => $this->getMainTable()], []);

        return $select;
    }
private function getBaseSelect()
    {
        $select = $this->getConnection()->select();
        $select->from(['main_table' => $this->getMainTable()], []);

        return $select;
    }
private function getBaseSelect ( ) { $ select = $ this -> getConnection ( ) -> select ( ) ; $ select -> from ( [ 'main_table' => $ this -> getMainTable ( ) ] , [ ] ) ; return $ select ; }
Init a base select with the main table.

@return \Zend_Db_Select
Init a base select with the main table .