From: | "Jim C(dot) Nasby" <jnasby(at)pervasive(dot)com> |
---|---|
To: | Diego <diego(at)unimedijui(dot)com(dot)br> |
Cc: | pgsql-admin(at)postgresql(dot)org |
Subject: | Re: Delete slow... |
Date: | 2005-11-29 21:39:04 |
Message-ID: | 20051129213903.GJ78939@pervasive.com |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | pgsql-admin pgsql-es-ayuda |
Can you provide the output of EXPLAIN ANALYZE for one of these deletes?
On Tue, Nov 29, 2005 at 06:32:43PM -0300, Diego wrote:
> Thanks by answers...
>
> For each record deleted, my postgresql server spended 4 seconds...
> I know because i have logged each sql instruction, showing the time spended.
>
> My question is: is normal this time to a big table (400,000 records)
>
> Thanks!
> Diego Ziquinatti
> From Brazil (excuse me my english, rsrsrs)
>
> Mario Splivalo escreveu:
>
> >On Tue, 2005-11-29 at 18:13 -0300, Diego wrote:
> >
> >
> >>Hi,
> >>I have a table with 400,000 records, but in delete comand is very slow
> >>(4 seconds for operation)
> >>Why is very slow? There is some special configuration for this?
> >>
> >>Ps.: Version = Postgresql 7.4.6
> >>
> >>
> >
> >That smells like a bad design. What do you delete from a 400.000 records
> >table?
> >
> >I guess it's ok to be slow.
> >
> > Mike
> >
> >
>
>
> ---------------------------(end of broadcast)---------------------------
> TIP 2: Don't 'kill -9' the postmaster
>
--
Jim C. Nasby, Sr. Engineering Consultant jnasby(at)pervasive(dot)com
Pervasive Software http://pervasive.com work: 512-231-6117
vcard: http://jim.nasby.net/pervasive.vcf cell: 512-569-9461
From | Date | Subject | |
---|---|---|---|
Next Message | Dan The Man | 2005-11-29 21:45:16 | invalid length of startup packet |
Previous Message | Jaime Casanova | 2005-11-29 21:33:17 | Re: [ADMIN] Fatal : IDENT authentication |
From | Date | Subject | |
---|---|---|---|
Next Message | Jaime Casanova | 2005-11-29 21:41:01 | Re: Consulta sobre Set Returning Functions con Record |
Previous Message | Raul Caso | 2005-11-29 21:34:24 | Consulta sobre Set Returning Functions con Record |