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Re: Hot backup/Tempfile Question

From: Niall Litchfield <n-litchfield_at_audit-commission.gov.uk>
Date: Wed, 18 Dec 2002 15:49:28 -0000
Message-ID: <3e009908$0$245$ed9e5944@reading.news.pipex.net>


"Chucky" <chuck.carson_at_syrrx.com> wrote in message news:3E0097FB.6000607_at_syrrx.com...
>
> Our DBA's have created several temporary files that are not listed in
> dba_data_files, but instead dba_temp_files.
>
> My question is, when backing these up during a hotbackup, does it matter
> is they are being written to or not. I currently generate the SQL to
> recreate them using the same datafiles (with the REUSE clause). It it
> safe to copy these files during the hotbackup even though they may be in
> use?
>
> Also, it listed the status of each of these temporary files as
> AVAILABLE, does this mean they are not being used, or they are? ie: what
> are the different values the STATUS can be?

Don't back them up, just preserve the sql. Creating a temporary tablespace with tempfiles will add approximately 10 nanoseconds to recovery time, and there is no information in them to backup.

--
Niall Litchfield
Oracle DBA
Audit Commission UK
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Received on Wed Dec 18 2002 - 09:49:28 CST

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