public function getAlertSql() {
        $sql = [];
        foreach ($this->_data as $item) {
            $sql[] = $item->getAlterSql();
        }
        return sprintf('ALTER TABLE %s %s;',
            $this->getTable(),
            implode(',', $sql));
    }
public function getAlertSql() {
        $sql = [];
        foreach ($this->_data as $item) {
            $sql[] = $item->getAlterSql();
        }
        return sprintf('ALTER TABLE %s %s;',
            $this->getTable(),
            implode(',', $sql));
    }
public function getAlertSql ( ) { $ sql = [ ] ; foreach ( $ this -> _data as $ item ) { $ sql [ ] = $ item -> getAlterSql ( ) ; } return sprintf ( 'ALTER TABLE %s %s;' , $ this -> getTable ( ) , implode ( ',' , $ sql ) ) ; }
GET ALERT TABLE SQL
@return string
GET ALERT TABLE SQL