| From: | Tatsuo Ishii <t-ishii(at)sra(dot)co(dot)jp> |
|---|---|
| To: | fran(at)reyes(dot)somos(dot)net |
| Cc: | aa2(at)bigpond(dot)net(dot)au, mykarz(at)miyabara(dot)com, pgsql-novice(at)postgresql(dot)org, pgsql-general(at)postgresql(dot)org |
| Subject: | Re: Re: [NOVICE] Re: Sizing of LARGE databases. |
| Date: | 2001-02-07 01:12:58 |
| Message-ID: | 20010207101258V.t-ishii@sra.co.jp |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-general pgsql-novice |
> On Wed, 31 Jan 2001, Justin Clift wrote:
> > The biggest limitation I have found with this is the
> > /opt/postgres/data/pg_log file seeming to need to log (write) bunches of
> > data, even when just doing searches (reads) on indexes on other tables.
This is not true.
1) We do not write "bunches of data" into pg_log. We write just 2 bits
per transaction.
2) Simple read-only SELECT does not write pg_log at all.
--
Tatsuo Ishii
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