Subject | Re: [Firebird-Architect] Vulcan architecture and lock tables |
---|---|
Author | Arno Brinkman |
Post date | 2006-12-15T23:41:56Z |
Hi,
Also the lock-filename can be passed with fb_lock_print, so i don't see problems here?
Regards,
Arno Brinkman
ABVisie
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> In Vulcan, we may have a few engine providers within a singleLockFile can be set in configuration and fb_lock_print use that one too.
> installation. It's supposed that every of them is responsible for each
> own ODS. The problem is that each engine provider may have different
> (read: incompatible) lock manager implementation. As all providers by
> default share the same root directory (and hence the lock table), an
> attempt to use them simultaneously would cause server crashes and
> database corruptions. Am I missing something or is it a real problem? If
> the latter, how are we going to guarantee the consistency? Also, even if
> all engines are configured for different roots, this issue implies that
> one would need a few versions of fb_lock_print in order to analyze the
> lock table.
>
> Comments?
Also the lock-filename can be passed with fb_lock_print, so i don't see problems here?
Regards,
Arno Brinkman
ABVisie
-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
General database development support:
http://www.databasedevelopmentforum.com
Firebird open source database (based on IB-OE) with many SQL-99 features :
http://www.firebirdsql.org
http://www.firebirdsql.info
http://www.fingerbird.de/
http://www.comunidade-firebird.org/
Support list for Firebird and Interbase users :
firebird-support@yahoogroups.com
Nederlandse firebird nieuwsgroep :
news://newsgroups.firebirdsql.info
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