| From: | Jan Wieck <JanWieck(at)Yahoo(dot)com> |
|---|---|
| To: | Ron Peacetree <rjpeace(at)earthlink(dot)net> |
| Cc: | pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: Anyone know why PostgreSQL doesn't support 2 phase |
| Date: | 2003-04-09 14:13:45 |
| Message-ID: | 3E942A99.A6102F2D@Yahoo.com |
| Views: | Whole Thread | Raw Message | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-hackers |
Ron Peacetree wrote:
> [...]
> The lack of two phase =commit= is a also a potential performance hit
> in comparison to DB products that have it, but the more important
> issue there is that there are SMP/distributed apps that really can't
> work acceptably unless a DB product has two phase commit.
>
> The three "biggies" in DB land, SQL Server, Oracle, and DB2, have both
> features. I suspect that PostgreSQL will need to as well...
Ron, do you actually have some ideas how to do 2 phase commits?
Especially things like how to re-lock during startup after a crash and
the like? Or is your knowledge in reality only buzzwords collected from
high glossy tradeshow flyers?
Jan
--
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