Re: [PERFORM] [ADMIN] Index not used. WHY?

2003-12-05 Thread Stephan Szabo
On Fri, 5 Dec 2003, Andrei Bintintan wrote: > There are around 700 rows in this table. > If I set enable_seqscan=off then the index is used and I also used Vacuum > Analyze recently. > > I find it strange because the number of values of id_user and id_modull are > somehow in the same distribution

Re: [PERFORM] [ADMIN] Index not used. WHY?

2003-12-05 Thread Shridhar Daithankar
Andrei Bintintan wrote: There are around 700 rows in this table. If I set enable_seqscan=off then the index is used and I also used Vacuum Analyze recently. For 700 rows I think seq. would work best. I find it strange because the number of values of id_user and id_modull are somehow in the same di

Re: [PERFORM] [ADMIN] Index not used. WHY?

2003-12-05 Thread Andrei Bintintan
There are around 700 rows in this table. If I set enable_seqscan=off then the index is used and I also used Vacuum Analyze recently. I find it strange because the number of values of id_user and id_modull are somehow in the same distribution and when I search the table the id_user index is used bu

Re: [PERFORM] [ADMIN] Index not used. WHY?

2003-12-04 Thread Stephan Szabo
On Thu, 4 Dec 2003, Andrei Bintintan wrote: > Hi, > > I have the following table: > CREATE TABLE public.rights ( > id int4 DEFAULT nextval('"rights_id_seq"'::text) NOT NULL, > id_user int4 NOT NULL, > id_modull int4 NOT NULL, > CONSTRAINT rights_pkey PRIMARY KEY (id) > ) > > and I created the fol