Re: UNLISTEN bug

From: Bruce Momjian <bruce(at)momjian(dot)us>
To: Jeff Davis <pgsql(at)j-davis(dot)com>
Cc: pgsql-bugs(at)postgresql(dot)org
Subject: Re: UNLISTEN bug
Date: 2010-09-22 17:04:50
Message-ID: 201009221704.o8MH4og09531@momjian.us
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Jeff Davis wrote:
> In honor of the very first bug report I sent to postgresql more than 10
> years ago regarding UNLISTEN[1], I have decided to submit another
> UNLISTEN bug (against HEAD):
>
> Session1:
>
> LISTEN foo;
> BEGIN;
> UNLISTEN foo;
>
> Session2:
>
> NOTIFY foo;
>
> Session1:
>
> SELECT 1;
> COMMIT;
> SELECT 1;
>
> I seem to recall testing out similar situations during my review of this
> patch, but I think the code has changed since that time.

So the problem report is? I tested it and the problem is that the final
SELECT 1 hung. Is that the problem?

--
Bruce Momjian <bruce(at)momjian(dot)us> http://momjian.us
EnterpriseDB http://enterprisedb.com

+ It's impossible for everything to be true. +

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