| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org> |
| Cc: | Andreas Seltenreich <seltenreich(at)gmx(dot)de>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: [sqlsmith] Failed assertion in create_gather_path |
| Date: | 2018-04-07 18:46:08 |
| Message-ID: | 10104.1523126768@sss.pgh.pa.us |
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| Lists: | pgsql-hackers |
Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org> writes:
> Andreas Seltenreich wrote:
>> sqlsmith found a query that triggers the following assertion in master
>> as of 039eb6e92f:
>> TRAP: FailedAssertion("!(subpath->parallel_safe)", File: "pathnode.c", Line: 1813)
> Uh, that's pretty strange -- that patch did not touch the planner at
> all, and the relcache.c changes are pretty trivial.
I don't think Andreas meant that the bug is necessarily new in 039eb6e92f,
only that that's the version he happened to be testing.
regards, tom lane
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