I think the new Performance Firefighting book written by Craig Shallahamer should be quite good. Did not buy it for myself yet, don't even know if it's already out. But I like his writing, so I will buy it, it's the next on my list. Guillermo Alan Bort schrieb: > Listers, > > I've been working as a physical DBA for a long time and have developed > my instance tuning skills rather well. However, I want to direct my > career to a more comprehensive type of DBA and was wondering if there > were any books on query tuning, both oracle specific and general 'good > practices' you could recommend. > > Thank you very much. > Alan.- -- Usn's IT Blog for Linux, Oracle, Asterisk http://www.usn-it.de -- //www.freelists.org/webpage/oracle-l