See on http://demo.piwik.org/index.php?module=CoreHome&action=index&idSite=1&period=year&date=2011-01-08#module=Actions&action=getPageTitles&idSite=1&period=year&date=2011-01-08
click on dev.piwik.org -> truncate not applied, table becomes very large.
we should fix before 1.2 final!
(In [5250]) Fixes #2110