On Friday 29 September 2006 10:55, Heikki Linnakangas wrote: > Tom Lane wrote: > > Heikki Linnakangas <[EMAIL PROTECTED]> writes: > >> I'm not very interested in the case where you have a lot of equal keys, > >> I think the bitmap index am is more suitable for that. > > > > that indeed you meant to write "consecutive", and I've got a problem > > with that: define "consecutive". In a datatype independent fashion, > > please. I also wonder how you are going to implement splitting and > > merging of runs, which will certainly be necessary if this isn't to be > > a constantly-requires-REINDEX thing. > > I don't mean consecutive as in "1, 2, 3, 4, ... without gaps" but as in > "A and B are consecutive in the index, if there's no value X in the > index so that A < X < B". Maybe there's a better word for that.
http://en.wikipedia.org/wiki/Monotonic jan -- -------------------------------------------------------------- Jan de Visser [EMAIL PROTECTED] Baruk Khazad! Khazad ai-menu! -------------------------------------------------------------- ---------------------------(end of broadcast)--------------------------- TIP 3: Have you checked our extensive FAQ? http://www.postgresql.org/docs/faq
