http://www.simple-talk.com/sql/database-administration/handling-deadlocks-in-sql-server/ http://blogs.msdn.com/b/bartd/archive/2008/09/24/today-s-annoyingly-unwieldy-term-intra-query-parallel-thread-deadlocks.aspx http://social.msdn.microsoft.com/Forums/en/sqldatabaseengine/thread/ea1a28eb-1ff3-41ca-af22-7110347627bf