Re: Listen / Notify - what to do when the queue is full

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Alvaro Herrera <alvherre(at)commandprompt(dot)com>
Cc: Andrew Dunstan <andrew(at)dunslane(dot)net>, Jeff Davis <pgsql(at)j-davis(dot)com>, Andrew Chernow <ac(at)esilo(dot)com>, Joachim Wieland <joe(at)mcknight(dot)de>, Greg Smith <greg(at)2ndquadrant(dot)com>, Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com>, "Florian G(dot) Pflug" <fgp(at)phlo(dot)org>, Josh Berkus <josh(at)agliodbs(dot)com>, pgsql-hackers(at)postgresql(dot)org, Arnaud Betremieux <arnaud(dot)betremieux(at)keyconsulting(dot)fr>
Subject: Re: Listen / Notify - what to do when the queue is full
Date: 2010-02-10 01:41:14
Message-ID: 2625.1265766074@sss.pgh.pa.us
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Alvaro Herrera <alvherre(at)commandprompt(dot)com> writes:
> Andrew Dunstan wrote:
>> True. It's a workaround, but I think it's acceptable at this stage.
>> We need to get some experience with this facility before we can
>> refine it.

> Hmm? If we decide now that it's not going to have encoding conversion,
> we won't able to change it later.

How so? If the feature currently allows only ASCII data, the behavior
would be upward compatible with a future version that is able to accept
and convert non-ASCII characters.

regards, tom lane

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