Horton

Re: BUG #17067: FailedAssertion at castNodeImpl

David Rowley <dgrowleyml@gmail.com>

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From: David Rowley <dgrowleyml@gmail.com>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: cyg0810@gmail.com, PostgreSQL mailing lists <pgsql-bugs@lists.postgresql.org>
Date: 2021-06-21T14:18:33Z
Lists: pgsql-bugs 
On Tue, 22 Jun 2021 at 01:33, Tom Lane <tgl@sss.pgh.pa.us> wrote:
> David Rowley <dgrowleyml@gmail.com> writes:
> > I'm quite surprised that we don't have a test that picks this up.
>
> The code coverage report shows that we *do* have tests that run
> through this code, so the existing typing is okay in the test cases
> we have.  I'm guessing the real problem is that something upstream is
> generating the wrong type of list in this example.

My analysis into why that test passes is in [1]. Did you miss that or
did you have another idea?

David

[1] https://www.postgresql.org/message-id/CAApHDvq0sqRfWCGj2JfZDs9DEiDfaBs=067Err3=EK09ct8bjg@mail.gmail.com

Commits

  1. Fix assert failure in expand_grouping_sets