Re: BUG #5145: Complex query with lots of LEFT JOIN causes segfault

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Greg Stark
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Re: BUG #5145: Complex query with lots of LEFT JOIN causes segfault
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407d949e0910291700s123fa568l1ae2d7506ea38f0e@mail.gmail.com
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Re: BUG #5145: Complex query with lots of LEFT JOIN causes segfault (Stefan Kaltenbrunner)
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BUG #5145: Complex query with lots of LEFT JOIN causes segfault "Bernt Marius Johnsen" <bernt.johnsen@sun.com>
Re: BUG #5145: Complex query with lots of LEFT JOIN causes segfault Euler Taveira de Oliveira <euler@timbira.com>
Re: BUG #5145: Complex query with lots of LEFT JOIN causes segfault "Bernt M. Johnsen" <Bernt.Johnsen@Sun.COM>
Re: BUG #5145: Complex query with lots of LEFT JOIN causes segfault Stefan Kaltenbrunner <stefan@kaltenbrunner.cc>
Re: BUG #5145: Complex query with lots of LEFT JOIN causes segfault Tom Lane <tgl@sss.pgh.pa.us>
Re: BUG #5145: Complex query with lots of LEFT JOIN causes segfault Stefan Kaltenbrunner <stefan@kaltenbrunner.cc>
Re: BUG #5145: Complex query with lots of LEFT JOIN causes segfault Tom Lane <tgl@sss.pgh.pa.us>
Re: BUG #5145: Complex query with lots of LEFT JOIN causes segfault Stefan Kaltenbrunner <stefan@kaltenbrunner.cc>
Re: BUG #5145: Complex query with lots of LEFT JOIN causes segfault Tom Lane <tgl@sss.pgh.pa.us>
Re: BUG #5145: Complex query with lots of LEFT JOIN causes segfault Stefan Kaltenbrunner <stefan@kaltenbrunner.cc>
Re: BUG #5145: Complex query with lots of LEFT JOIN causes segfault Stefan Kaltenbrunner <stefan@kaltenbrunner.cc>
Re: BUG #5145: Complex query with lots of LEFT JOIN causes segfault Greg Stark <gsstark@mit.edu>
Re: BUG #5145: Complex query with lots of LEFT JOIN causes segfault Stefan Kaltenbrunner <stefan@kaltenbrunner.cc>
Re: BUG #5145: Complex query with lots of LEFT JOIN causes segfault Tom Lane <tgl@sss.pgh.pa.us>
Re: BUG #5145: Complex query with lots of LEFT JOIN causes segfault Tom Lane <tgl@sss.pgh.pa.us>
Re: BUG #5145: Complex query with lots of LEFT JOIN causes segfault Greg Stark <gsstark@mit.edu> 
On Thu, Oct 29, 2009 at 2:14 PM, Stefan Kaltenbrunner
 wrote:
> ExecHashJoinSaveTuple (tuple=3D0xb49c8870, hashvalue=3D3316173823,
> fileptr=3D0x96185a8) at nodeHashjoin.c:775
> 775 =A0 =A0 =A0 =A0 =A0 =A0 BufFile =A0 =A0*file =3D *fileptr;
>

That back trace doesn't make much sense. That function only has one
call site and it's called with fileptr set to an expression starting
with &. Ie, there's no way it can get null or an invalid pointer.

--=20
greg
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