| From: | Alvaro Herrera <alvherre(at)commandprompt(dot)com> |
|---|---|
| To: | Peter Geoghegan <peter(dot)geoghegan86(at)gmail(dot)com> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Alban Hertroys <dalroi(at)solfertje(dot)student(dot)utwente(dot)nl>, PGSQL Mailing List <pgsql-general(at)postgresql(dot)org> |
| Subject: | Re: Having a plpgsql function return multiple rows that indicate its progress in a cursor like fashion |
| Date: | 2010-02-16 18:09:16 |
| Message-ID: | 20100216180916.GJ5330@alvh.no-ip.org |
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| Thread: | |
| Lists: | pgsql-general |
Peter Geoghegan escribió:
> > It is possible to code set-returning functions in a suspend-and-resume
> > style, but none of the available PLs do that; you have to get down to
> > the C level.
>
> Aren't my requirements sufficiently common to justify developing a
> mechanism to report progress back to client applications during batch
> operations and the like? This seems like a nice thing to have, that
> would be broadly useful, perhaps as a contrib module. Obviously I have
> no idea of the amount of effort developing such a feature would
> entail.
We've had several requests for progress reporting thingies of all kinds.
The amount of effort is not insignificant, which is probably why nothing
has gotten done yet ...
--
Alvaro Herrera http://www.CommandPrompt.com/
The PostgreSQL Company - Command Prompt, Inc.
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