Subject | Re: [firebird-support] Backup/Restore vs Reindex |
---|---|
Author | Helen Borrie |
Post date | 2004-01-13T12:32:52Z |
At 12:17 PM 13/01/2004 +0000, you wrote:
use ALTER INDEX <index> INACTIVE and then ACTIVE.
gbak does other important housekeeping tasks, especially in cleaning out
obsolete record versions and freeing up space occupied by the "stumps" of
deleted rows. It doesn't housekeep indexes. Of course, a restore is a
really good cleanup because it rebuilds the database from scratch.
/heLen
>HiNope, it's good housekeeping. You don't have to drop the indexes - just
>
>I read that there is a performance gain when you backup/restore your
>database regularly. A time ago my database was extremely slow and I
>reindexed it. It worked perfectly.
>
>I was wondering whether there are some other reason why
>backup/restore are good (for performance that is)?
>
>And is there anything wrong with reindexing?
use ALTER INDEX <index> INACTIVE and then ACTIVE.
gbak does other important housekeeping tasks, especially in cleaning out
obsolete record versions and freeing up space occupied by the "stumps" of
deleted rows. It doesn't housekeep indexes. Of course, a restore is a
really good cleanup because it rebuilds the database from scratch.
/heLen