Re: Compressing ORACLE bakup?
From: Colin Fraser <cfraser_at_korma.chilli>
Date: 30 Jun 1994 13:04:48 GMT
Message-ID: <2uuftg$br7_at_pheidippides.axion.bt.co.uk>
Date: 30 Jun 1994 13:04:48 GMT
Message-ID: <2uuftg$br7_at_pheidippides.axion.bt.co.uk>
In article <2uoc7d$qi7_at_hpbblb.bbn.hp.com>, petern_at_bbn.hp.com (Peter Niedermann) wrote:
> Hi,
> I heard that ORACLE doesn't recommend to compress softwarewise their
> database files during backup. Can anybody explain me why?
>
> regards
>
>
> Peter
>
>
An explanation given to me lately was that the database files may have 'holes' (sequences of nulls?) which may not be correctly expanded on a recover.
We cover ourselves with regular exports, which do [un]compress OK.
yours,
Colin Received on Thu Jun 30 1994 - 15:04:48 CEST