Re: Compress datafiles for backup
From: Lassi Salo <Lassi.Salo_at_ntc.nokia.com>
Date: 1996/04/23
Message-ID: <317D3B38.72_at_ntc.nokia.com>#1/1
Lassi Salo, System Specialist, NTC International Logistics Nokia Telecommunications, P.O.Box 33, FIN-02601 Espoo, FINLAND Mail: lassi.salo_at_ntc.nokia.com Phone: +358-0-5112 2725 Fax: +358-0-5112 2227 Nokia's Home: http://www.nokia.com/
Received on Tue Apr 23 1996 - 00:00:00 CEST
Date: 1996/04/23
Message-ID: <317D3B38.72_at_ntc.nokia.com>#1/1
Stuart Hemming wrote:
> There shouldn't be a problem with this *IF* compress handles "empty"
> files correctly. That is to say File a.dbf= 1000000 bytes and contains no
> data or at least doesn't contain 1000000 bytes of data. If
>
> compress a.dbf; uncompress a.dbf.Z
>
> leaves you with a file 1000000 bytes big then everything should be OK.
Exactly.
Friend of mine had problems with Digital Unix's intelligent tar -command.
In my former company we used on-the-fly compression to EXP/IMP as well, with named pipes on HP-UX, worked fine.
Lassi Salo, System Specialist, NTC International Logistics Nokia Telecommunications, P.O.Box 33, FIN-02601 Espoo, FINLAND Mail: lassi.salo_at_ntc.nokia.com Phone: +358-0-5112 2725 Fax: +358-0-5112 2227 Nokia's Home: http://www.nokia.com/
Received on Tue Apr 23 1996 - 00:00:00 CEST