Re: implementing NOTIFY with message parameter

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Alvaro Herrera <alvherre(at)surnet(dot)cl>
Cc: Andras Kadinger <bandit(at)surfnonstop(dot)com>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: implementing NOTIFY with message parameter
Date: 2005-05-12 14:48:50
Message-ID: 634.1115909330@sss.pgh.pa.us
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Alvaro Herrera <alvherre(at)surnet(dot)cl> writes:
> On Thu, May 12, 2005 at 10:09:23AM -0400, Tom Lane wrote:
>> Please review the archived discussions about reimplementing NOTIFY using
>> only shared memory, no tables.

> Maybe this can be done using two SLRU areas like we did for multixact.

If you are looking for an existing tool to adapt, I think the sinval
messaging mechanism is a FAR better prototype.

regards, tom lane

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