[chandler-users] DESPAIR : database recovery crash, all data lost ?
vajda at osafoundation.org
Tue Aug 11 16:32:20 PDT 2009
On Tue, 11 Aug 2009, Paul Girard wrote:
> Ok so finally the binary_backup.tgz + -r option did the trick and I think I
> get now everything back in order.
> Now here are some questions :
> - is the binary_backup.tgz file saved at each closing time ?
No, it's saved when you pick the 'backup' option under the 'Repository' menu
or when you use the similar command line option.
> - What is this weird concept of environment around the database that can be
> corrupted AND impossible to recover ?
and chapters following.
Also see http://www.oracle.com/technology/documentation/berkeley-db/db/ref/transapp/recovery.html
> - Am I wrong If I say that :
> RECOVER = restore database environment
> RESTORE = restore database from backup
Not really, but you're using 'restore' differently in each sentence.
Again, see http://www.oracle.com/technology/documentation/berkeley-db/db/ref/transapp/recovery.html
> - If I want to be sure to backup my data, important files in the profile are
> - *.db and DB* (raw data)
> - binary_backup.tgz (backup to restore)
> - no use to save database environement thus recover doesn't always work
> and no important data in it ?
There are two ways to backup your data:
- use repository backup as outlined earlier
- export your data (this is done automatically when you quit Chandler,
A data export is not a complete repository backup but your personal data is
> Again big big thank first for you work on chandler and then to help me with
> my crash problems.
> I think I know better how to be sure not to lost my chandler data and that's
> nice feeling.
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