PMA\libraries\DisplayResults::_setHighlightedColumnGlobalField PHP Method

    private function _setHighlightedColumnGlobalField($analyzed_sql_results)
    {
        $highlight_columns = array();
        if (!empty($analyzed_sql_results['statement']->where)) {
            foreach ($analyzed_sql_results['statement']->where as $expr) {
                foreach ($expr->identifiers as $identifier) {
                    $highlight_columns[$identifier] = 'true';
                }
            }
        }
        $this->__set('highlight_columns', $highlight_columns);
    }