| From: | Andrew Gierth <andrew(at)tao11(dot)riddles(dot)org(dot)uk> |
|---|---|
| To: | Andreas Seltenreich <seltenreich(at)gmx(dot)de> |
| Cc: | pgsql-hackers(at)postgresql(dot)org, Simon Riggs <simon(at)2ndquadrant(dot)com> |
| Subject: | Re: [sqlsmith] Planner crash on foreign table join |
| Date: | 2017-04-08 07:57:04 |
| Message-ID: | 8737djxrup.fsf@news-spur.riddles.org.uk |
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| Thread: | |
| Lists: | pgsql-hackers |
>>>>> "Andreas" == Andreas Seltenreich <seltenreich(at)gmx(dot)de> writes:
Andreas> Hi,
Andreas> testing master at f0e44021df with a loopback postgres_fdw
Andreas> installed, I see lots of crashes on queries joining foreign
Andreas> tables with various expressions. Below is a reduced recipe
Andreas> for the regression database and a backtrace.
Commit ac2b095088 assumes that clauselist_selectivity is being passed a
list of RelOptInfo, but postgres_fdw is passing it a list of bare
clauses. One of them is wrong :-)
--
Andrew (irc:RhodiumToad)
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