code: public function getColumns($table)
      {
          $sql = sprintf('SHOW COLUMNS FROM `%s`', $table);
          $statement = $this->query($sql, true);
          if ($statement) {
              return $statement;
          }
          return array();
      }
docs: (non-PHPdoc)
  @see \JaegerApp\Db\DbInterface::getColumnns()