On Fri, Aug 3, 2012 at 11:56 PM, Maurits van Rees
> Earlier this week I encountered a PosKeyError. This is in a Plone site with
> RelStorage (postgres). The traceback pointed to a DateRangeIndex. In the
> end I solved it by removing this index (the effectiveRange index) and
> recreating and indexing it.
> So: problem solved, but I wonder if it is likely to happen again. Has
> anyone seen this problem specifically in a DateRangeIndex?
Nope, the RelStorage site on Oracle I maintain has not shown any such
problems. It does run on Plone 4.1 these days though (upgraded from
3.x last year).
For more information about ZODB, see http://zodb.org/
ZODB-Dev mailing list - ZODB-Dev@zope.org