Re: State of Beta 2 - Mailing list pgsql-general

From Manfred Koizar
Subject Re: State of Beta 2
Date
Msg-id 56k3mvgfu0ee02sk4r45titki0ttvqfhvf@email.aon.at
Whole thread Raw
In response to Re: State of Beta 2  (Sean Chittenden <sean@chittenden.org>)
Responses Re: State of Beta 2  (Bruce Momjian <pgman@candle.pha.pa.us>)
Re: State of Beta 2  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-general
On Thu, 11 Sep 2003 14:24:25 -0700, Sean Chittenden
<sean@chittenden.org> wrote:
>Agreed, but if anyone has a table with close to 1600 columns in a
>table...

This 1600 column limit has nothing to do with block size.  It is
caused by the fact that a heap tuple header cannot be larger than 255
bytes, so there is a limited number of bits in the null bitmap.

Servus
 Manfred

pgsql-general by date:

Previous
From: Bruce Momjian
Date:
Subject: Re: psql prompt
Next
From: Dennis Gearon
Date:
Subject: Re: selecting random rows