- $Db->set('issues', $row, ['id = ?', $Issue->id]);
+ $derived = ['updated' => ['now()']];
+ $filter = ['id = ? RETURNING *', $Issue->id];
+ $subquery = $Db->set('issues', $row + $derived, $filter);
+
+ if ($updated = $subquery->fetch()) {
+ foreach (array_keys($row) as $col) {
+ if ($updated->$col === $Issue->$col) continue; # unaltered
+ $Db->set('journal', [
+ 'comment_id' => $newcomment,
+ 'property' => 'attr',
+ 'col' => $col,
+ 'old_value' => $Issue->$col,
+ 'value' => $updated->$col,
+ ]);
+ }
+ }