"David Esposito" <pgsql-general@xxxxxxxxxxxxxxxxxxxxx> writes: > Hmm, how are you getting 1/6? The ballpark seems to be about 50% or more for > those first 4 ... Ooops, I got confused about which column was which. Could we see the results of "vacuum verbose" on this table? Even better, verbose output from two successive nightly runs? regards, tom lane ---------------------------(end of broadcast)--------------------------- TIP 3: Have you checked our extensive FAQ? http://www.postgresql.org/docs/faq