http://www.sqlservercentral.com/blogs/livingforsqlserver/2012/01/31/important-sql-notes-collection-by-jose-barreto/

Important SQL Notes collection by Jose Barreto

By Ramkumar (LivingForSQLServer), 2012/01/31

I have come accross below link while checking options to find top painful mirroring enabled databases.

Looks like there is no single query/DMV to get this info.

back to this link.

Excellect collection of key notes for almost all key SQL topics. Great work Jose Barreto.

http://blogs.technet.com/b/josebda/archive/2009/04/12/sql-server-2008-summary-of-training-sessions.aspx

Good source for Senior DBAs to quickly refresh the topics periodically.