Re: notification payloads

From: Dave Page <dpage(at)postgresql(dot)org>
To: Andrew Dunstan <andrew(at)dunslane(dot)net>
Cc: PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: notification payloads
Date: 2007-03-26 16:06:04
Message-ID: 4607EF6C.2030202@postgresql.org
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Andrew Dunstan wrote:
>
> So, before an investment of any more time is made by either Abhijit or
> myself, I would like to get confirmation that a) there is broad
> agreement on the desirability of the feature

Yes, absolutely desirable.

> and b) that there is broad
> agreement on the general design (i.e. to use a circular buffer in shared
> memory, of configurable size, to hold the outstanding message queue).

Would it spill out to disk and expand (and shrink again) as required?
Loss of notifications should not occur imho.

Regards, Dave.

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