# Semantic MediaWiki 1.4.2

Released on February 15, 2009.

See http://semantic-mediawiki.org/wiki/SMW_1.4.2

* Improved performance. Significantly improved memory usage on common
  operations.
* Initial support for running SMW on PostgreSQL (testing needed).
* The query formats 'vcard' and 'icalendar' have been moved to the Semantic
  Result Formats extension to make the SMW core more light-weight
* SMW_refreshData.php now supports parameter --page to specify one or more
  pages to be updated (instead of using ID ranges)
* Various bugfixes
* Extended translations