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Re: BUG #18933: PostgreSQL fails to handle JOIN operation involving Empty Table

Tom Lane <tgl@sss.pgh.pa.us>

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From: Tom Lane <tgl@sss.pgh.pa.us>
To: jinhuilai@email.ncu.edu.cn
Cc: pgsql-bugs@lists.postgresql.org
Date: 2025-05-15T15:28:44Z
Lists: pgsql-bugs 
PG Bug reporting form <noreply@postgresql.org> writes:
> Obviously, the above queries always returns an empty set. I think it should
> return an empty set quickly.

None of these things are bugs.  You are accomplishing little except
to annoy people, especially when the more appropriate way to proceed
was already explained to you a few weeks ago.

			regards, tom lane