> Greg's book is awesome. It really gives a lot of informations/tips/whatever on performances. I mostly remember all the informations about hardware, OS, PostgreSQL configuration, and such. Not much on the EXPLAIN part. Arrived this morning :) > http://www.pgcon.org/2010/audio/15%20The%20PostgreSQL%20Query% > https://sites.google.com/site/robertmhaas/presentations > http://momjian.us/main/presentations/internals.html > http://www.dalibo.org/_media/understanding_explain.pdf Well that is my evenings occupied for the next week. Thank you kindly. - Phil -- Sent via pgsql-performance mailing list (pgsql-performance@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance