Re: Question about materialized views/snapshots

From: Anurag Varma <avdbi_at_hotmail.com>
Date: Thu, 10 Jun 2004 23:29:19 GMT
Message-ID: <j96yc.67359$j24.33625@twister.nyroc.rr.com>

"NetComrade" <andreyNSPAM_at_bookexchange.net> wrote in message news:40c8b0c5.267427921_at_localhost...
>
> Is there are a way to have the snapshot contain 'stale' data while
> it's refreshing? We have joins w/ snapshots, and whenever they're
> refreshing the joins return nothing.
>
> The alternatives are outer joins and replacing a snapshot w/ a table
> which would be populated and deleted from in a single transaction.
>
> Thanks.
> .......
> We use Oracle 8.1.7.4 on Solaris 2.7 boxes
> remove NSPAM to email

Either make the snapshot fast refreshable (if possible) and/or put it in a refresh group.

Otherwise a complete refresh truncates the data and then re-populates the snapshot.

Anurag Received on Thu Jun 10 2004 - 18:29:19 CDT