Re: PL/R Median Busts Commit (Postgres 9.1.6 + plr 8.3.0.13 on Ubuntu 12.10 64 bit)

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Mark Kirkwood <mark(dot)kirkwood(at)catalyst(dot)net(dot)nz>
Cc: Joe Conway <mail(at)joeconway(dot)com>, "pgsql-bugs(at)postgresql(dot)org" <pgsql-bugs(at)postgresql(dot)org>
Subject: Re: PL/R Median Busts Commit (Postgres 9.1.6 + plr 8.3.0.13 on Ubuntu 12.10 64 bit)
Date: 2013-01-24 21:36:43
Message-ID: 25945.1359063403@sss.pgh.pa.us
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Mark Kirkwood <mark(dot)kirkwood(at)catalyst(dot)net(dot)nz> writes:
> Doh! Yes of course, sorry for the noise. I was busy thinking that the
> issue could be tied up with sinval and plan caching (if there is any) in
> plr and got excited about seeing something in gdb...and didn't think
> carefully about why what I was seeing was not a bug at all :-( Thanks
> for clarifying!

FWIW, presumably the failure comes from something throwing elog(ERROR)
after RecordTransactionCommit(). So what I'd try is setting a
breakpoint at errfinish and investigating what's causing the first error
call.

regards, tom lane

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