On Tue, 2004-01-06 at 07:20, Shridhar Daithankar wrote: > On Tuesday 06 January 2004 17:48, D'Arcy J.M. Cain wrote: > > On January 6, 2004 01:42 am, Shridhar Daithankar wrote: > > cert=# select relpages,reltuples::bigint from pg_class where relname= > > 'certificate'; > > relpages | reltuples > > ----------+----------- > > 399070 | 24858736 > > (1 row) > > > > But: > > > > cert=# select count(*) from certificate; > > [*Crunch* *Crunch* *Crunch*] > > count > > ---------- > > 19684668 > > (1 row) > > > > Am I missing something? Max certificate_id is 20569544 btw. > > Do 'vacuum analyze certificate' and try..:-) > > The numbers from pg_class are estimates updated by vacuum /analyze. Of course > you need to run vacuum frequent enough for that statistics to be updated all > the time or run autovacuum daemon.. > > Ran into same problem on my machine till I remembered about vacuum..:-) >
Actually you only need to run analyze to update the statistics. Robert Treat -- Build A Brighter Lamp :: Linux Apache {middleware} PostgreSQL ---------------------------(end of broadcast)--------------------------- TIP 5: Have you checked our extensive FAQ? http://www.postgresql.org/docs/faqs/FAQ.html