Re: search_plan_tree(): handling of non-leaf CustomScanState nodes causes segfault

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От Tom Lane
Тема Re: search_plan_tree(): handling of non-leaf CustomScanState nodes causes segfault
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Msg-id 412418.1611004408@sss.pgh.pa.us
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Ответ на Re: search_plan_tree(): handling of non-leaf CustomScanState nodes causes segfault  (Zhihong Yu <zyu@yugabyte.com>)
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Zhihong Yu <zyu@yugabyte.com> writes:
> I was thinking that, if sstate->ss_currentRelation is null for the other
> cases, that would be a bug.
> An assertion can be added for the cases ending with T_TidScanState.

Maybe, but there are surely a lot of other places that would crash
in such a case --- places far more often traversed than search_plan_tree.
I do not see any value in complicating search_plan_tree for that.

            regards, tom lane

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