Thank you. Now I see that page consists of record pointers list build from offset and length so there is no benefit of having constant length here.
On Fri, Aug 19, 2011 at 17:03, Merlin Moncure <[email protected]> wrote: > On Fri, Aug 19, 2011 at 4:03 AM, Krzysztof Chodak > <[email protected]> wrote: >> Is there any performance benefit of using constant size tuples? > > not really. If your tuple size is under a known maximum length, then > a toast table doesn't have to be created. that's a pretty minor > detail though. > > merlin > -- Sent via pgsql-performance mailing list ([email protected]) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance
