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Re: BUG #17564: Planner bug in combination of generate_series(), unnest() and ORDER BY - Mailing list pgsql-bugs

From Tom Lane
Subject Re: BUG #17564: Planner bug in combination of generate_series(), unnest() and ORDER BY
Date
Msg-id 3503395.1659626002@sss.pgh.pa.us
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In response to Re: BUG #17564: Planner bug in combination of generate_series(), unnest() and ORDER BY  (Richard Guo <guofenglinux@gmail.com>)
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Richard Guo <guofenglinux@gmail.com> writes:
> Yeah, I tested in bc76f5ac4. Attached is a regression test I composed.
> I tested it locally and it can catch this bug before 1aa8dad41 and give
> the expected answer after 1aa8dad41.

Nice!  I found we could simplify it even further: we don't seem to
need the generate_subscripts() to provoke the error in this query.
And it fails in v13-v14, too.  Pushed.

            regards, tom lane

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