Re: [QUESTIONS] Error: ComputeDataSize

Goran Thyni <goran@bs1.bildbasen.kiruna.se>

From: Goran Thyni <goran@bs1.bildbasen.kiruna.se>
To: Patrick Scott Pierce <pspierce@mindspring.net>
Cc: questions@postgresql.org, hackers@postgresql.org
Date: 1998-03-07T11:21:25Z
Lists: pgsql-hackers
Patrick Scott Pierce wrote:
> 
> I run this query:
> 
> select distinct task.*
> from project, task
> where task.projid = (select projid from project where custid =
> (select custid from customer where domain = 'atlantahighrise.com')
> and title = 'Initial site design')
> and task.owner = 'ninjaman' order by priority
> 
> And get this error:
> ERROR:  ComputeDataSize: attribute 0 has len 0
> 

At least 6.3 is strict about tables.
The table "project" is not used in the main query,
remove it and it should be OK.

I don't know if this behaviour is intentional or a "feature", 
anyone having more insite into this.

	regards,
-- 
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Göran Thyni, sysadm, JMS Bildbasen, Kiruna