Merge "Introducing pp_sortkey."

[lhc/web/wiklou.git] / includes / parser / ParserOutput.php

diff --git a/includes/parser/ParserOutput.php b/includes/parser/ParserOutput.php
index 49e810c..b7cc490 100644 (file)
--- a/includes/parser/ParserOutput.php
+++ b/includes/parser/ParserOutput.php
@@ -400,6 +400,9 @@ class ParserOutput extends CacheTime {
         * retrieved given the page ID or via a DB join when given the page
         * title.
         *
+        * Since 1.23, page_props are also indexed by numeric value, to allow
+        * for efficient "top k" queries of pages wrt a given property.
+        *
         * setProperty() is thus used to propagate properties from the parsed
         * page to request contexts other than a page view of the currently parsed
         * article.