estimating size of query result

From: Julius Tuskenis <julius(at)nsoft(dot)lt>
To: "pgsql-admin(at)postgresql(dot)org" <pgsql-admin(at)postgresql(dot)org>
Subject: estimating size of query result
Date: 2009-12-04 13:39:48
Message-ID: 4B191124.3050006@nsoft.lt
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-admin

Hello,

I'd like to ask if there is a way to estimate some how the size of the
returning data set for query? I'd like to warn users if filters they
build for reports in my application would result in very large result
sets.. It's not wise to make a detail sales report for 5 years you
know.... :)

--
Julius Tuskenis
Programavimo skyriaus vadovas
UAB nSoft
mob. +37068233050

Browse pgsql-admin by date

  From Date Subject
Next Message Tena Sakai 2009-12-04 18:58:02 Re: /usr/bin/ld: cannot find -lpq
Previous Message Alvaro Herrera 2009-12-04 13:18:00 Re: /usr/bin/ld: cannot find -lpq