>>> On Fri, Nov 23, 2007 at 5:31 AM, in message <4746BA2F.6030104@vlayko.tv>,
Dragan Zubac <zubac@vlayko.tv> wrote:
>
> Didn't know where to submit question regarding design&performance.

This page is the place to figure that out:

http://www.postgresql.org/community/lists/

For the questions you have, you probably should post in pgsql-general.
Possibly pgsql-performance.

> Begin transaction,take one message from the table,send it,if all went
> well,then commit.

I'm not clear on what you mean by "take one message from the table".
(Do you mean that you will select it and delete it?) I'd suggest a re-post
in a more appropriate list with a little more detail of this type, to give
people more to go on.

I'm sorry I wasn't able to help more; not quite enough information
there....

-Kevin




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choose an index scan if your joining column's datatypes do not
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