Re: Anybody have an Oracle PL/SQL reference at hand? - Mailing list pgsql-hackers

From Jim C. Nasby
Subject Re: Anybody have an Oracle PL/SQL reference at hand?
Date
Msg-id 20040804174825.GM87347@decibel.org
Whole thread Raw
In response to Re: Anybody have an Oracle PL/SQL reference at hand?  (Christopher Kings-Lynne <chriskl@familyhealth.com.au>)
List pgsql-hackers
On Wed, Aug 04, 2004 at 09:46:22AM +0800, Christopher Kings-Lynne wrote:
> >Depending on how tense you want to be about Oracle compatibility, we
> >could make people actually write their blocks as above --- that is,
> >the SAVEPOINT and ROLLBACK commands would be a required part of the
> >exception-block syntax.  They wouldn't actually *do* anything, but
> >they would make the code look more like its Oracle equivalent.  I'm not
> >for this, but maybe someone wants to make the case for it?
> 
> So long as I can emulate SQL MERGE with it, I'm happy.  ie.  I need a 
> solution to the 'try update, if no rows changed then insert (unique 
> index)' common race condition issue.  If I cannot keep looping that 
> until it succeeds, then exceptions don't help me...

Honestly, I'd *love* to see a merge command built in, assuming it's not
very difficult. I would think that having the database handle this
internally would be much more performant than using pgsql for it.

> Chris
> 
> 
> ---------------------------(end of broadcast)---------------------------
> TIP 2: you can get off all lists at once with the unregister command
>    (send "unregister YourEmailAddressHere" to majordomo@postgresql.org)
> 

-- 
Jim C. Nasby, Database Consultant               decibel@decibel.org 
Give your computer some brain candy! www.distributed.net Team #1828

Windows: "Where do you want to go today?"
Linux: "Where do you want to go tomorrow?"
FreeBSD: "Are you guys coming, or what?"


pgsql-hackers by date:

Previous
From: G u i d o B a r o s i o
Date:
Subject: Re: PITR - recovery to a particular transaction
Next
From: Joe Conway
Date:
Subject: Re: pgxs: build infrastructure for extensions v4