Re: [PERFORM] SELECT performance problem

2007-02-20 Thread Dave Dutcher
> Glenn Sullivan > Sent: Tuesday, February 20, 2007 5:22 PM > To: pgsql-performance@postgresql.org > Subject: [PERFORM] SELECT performance problem > > > I am updating from 7.4.5 to 8.2.3. I have noticed a significant > slowdown in simple searches such as > &

Re: [PERFORM] SELECT performance problem

2007-02-20 Thread Jeff Frost
On Tue, 20 Feb 2007, Glenn Sullivan wrote: I am updating from 7.4.5 to 8.2.3. I have noticed a significant slowdown in simple searches such as "select filename from vnmr_data where seqfil = 'sems';" This returns 12 rows out of 1 million items in the table. On 7.4.5, this takes about 1.5 seco

[PERFORM] SELECT performance problem

2007-02-20 Thread Glenn Sullivan
I am updating from 7.4.5 to 8.2.3. I have noticed a significant slowdown in simple searches such as "select filename from vnmr_data where seqfil = 'sems';" This returns 12 rows out of 1 million items in the table. On 7.4.5, this takes about 1.5 seconds. On 8.2.3, it is taking about 9 seconds