update database optimization todo

git-svn-id: https://semanticscuttle.svn.sourceforge.net/svnroot/semanticscuttle/trunk@741 b3834d28-1941-0410-a4f8-b48e95affb8f

diff --git a/doc/developers/TODO b/doc/developers/TODO
index 57805c3b875575f172f5535372d6a654ab8d33b8..59dd655547931ebbed3b3a9d364107bb84c34294 100644 (file)
--- a/doc/developers/TODO
+++ b/doc/developers/TODO
@@ -9,6 +9,9 @@
 - use recaptcha or alike -> quickform
 - tutorial about sidebar
 - update php-gettext
+- index on bookmarks->modified, since created is not used in selects/sort
+  - how to optimize sorts, to prevent mysql filesort? -> index enough?
+  - how to optimize DISTINCT bHash
 
 
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