| From: | Kris Jurka <books(at)ejurka(dot)com> |
|---|---|
| To: | David Gagnon <dgagnon(at)siunik(dot)com> |
| Cc: | Andres Olarte <olarte(dot)andres(at)gmail(dot)com>, pgsql-jdbc(at)postgresql(dot)org |
| Subject: | Re: implementing asynchronous notifications PLEASE CONFIRM |
| Date: | 2005-08-26 19:41:49 |
| Message-ID: | Pine.BSO.4.62.0508261439210.30039@leary.csoft.net |
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| Thread: | |
| Lists: | pgsql-jdbc |
On Fri, 26 Aug 2005, David Gagnon wrote:
> I tought of another solution .. but again I have no Idea what is the
> performance cost or if it's feseable at all. Perl (don't know perl at all
> :-(() allows global variables
> http://www.postgresql.org/docs/8.0/static/plperl-global.html
>
These globabl variables are not truly global, they are per connection, so
you can't store something in one connection, issue a NOTIFY and pick it up
from the LISTENing connection. You would need to put these actions into a
real table to make it available to more than one connection.
Kris Jurka
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