From: Chun Yit(Chronos) <ivanbeh@chronos.com.my>
To: Qingqing Zhou <zhouqq@cs.toronto.edu>
To: pgsql-performance@postgresql.org
Subject: Re: it is always delete temp table will slow down the postmaster?
Date: Thu, 11 Aug 2005 15:03:30 +0800
Message-ID: <001001c59e42$c9e9cca0$a279640a@Beh> (raw)
References: <002001c59e26$11bc5bf0$a279640a@Beh>
<dderrg$f6a$1@news.hub.org>
----- Original Message -----
From: "Qingqing Zhou" <zhouqq@cs.toronto.edu>
To: <pgsql-performance@postgresql.org>
Sent: Thursday, August 11, 2005 2:37 PM
Subject: Re: [PERFORM] it is always delete temp table will slow down the
postmaster?
>
> ""Chun Yit(Chronos)"" <ivanbeh@chronos.com.my> writes
>>
>>hi, i got one situation here, i create one pl/pgsql function that using
> temp table to store temporary data.
>>wherever i execute my function, i need to delete all the data inside the
> temp table, but this will slow down the
>>searching function if i conitnue to run the server because old tuples are
> not really clear if just using delete command.
>>so i use drop table command and recreate the table.
>
> A better way to empty a table fast is "truncate table".
>
> Regards,
> Qingqing
>
>sorry, but truncate table cannot use inside function, any other way ?
>Regards
>ivan
>
>
> ---------------------------(end of broadcast)---------------------------
> TIP 3: Have you checked our extensive FAQ?
>
> http://www.postgresql.org/docs/faq
>
>
> --
> No virus found in this incoming message.
> Checked by AVG Anti-Virus.
> Version: 7.0.338 / Virus Database: 267.10.5/68 - Release Date: 10/Aug/05
>
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Reply to all the recipients using the --to and --cc options:
reply via email
To: pgsql-performance@postgresql.org
Cc: ivanbeh@chronos.com.my, zhouqq@cs.toronto.edu
Subject: Re: it is always delete temp table will slow down the postmaster?
In-Reply-To: <001001c59e42$c9e9cca0$a279640a@Beh>
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
This inbox is served by DDX for PostgreSQL; see mirroring instructions
for how to clone and mirror all data and code used for this inbox