Re: Fast insertion indexes: why no developments

From: Jeremy Harris <jgh(at)wizmail(dot)org>
To: pgsql-hackers(at)postgresql(dot)org
Subject: Re: Fast insertion indexes: why no developments
Date: 2013-11-13 11:19:52
Message-ID: 52836058.6030308@wizmail.org
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-hackers

On 13/11/13 09:07, Leonardo Francalanci wrote:
> Problem? having 4 btree indexes on random values (imsi+imei * 2,
> since we have calling and caller) kills the performance in insertion
> after a while.

Surely there's good correlation between IMSI & IMEI, so have a separate
table to translate one to (a group of) the others, and
halve the indexes on your main table?
--
Jeremy

In response to

Responses

Browse pgsql-hackers by date

  From Date Subject
Next Message Peter Eisentraut 2013-11-13 11:32:30 Re: patch to fix unused variable warning on windows build
Previous Message Sawada Masahiko 2013-11-13 11:18:53 The number of character limitation of custom script on pgbench