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Re: Support "Right Semi Join" plan shapes - Mailing list pgsql-hackers

From Richard Guo
Subject Re: Support "Right Semi Join" plan shapes
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Msg-id CAMbWs4_zfEFwxB-miGP4QkPQD-n+7G6bReM49actA+Av-Dhm0w@mail.gmail.com
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In response to Re: Support "Right Semi Join" plan shapes  (Richard Guo <guofenglinux@gmail.com>)
Responses Re: Support "Right Semi Join" plan shapes
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On Fri, Jun 28, 2024 at 3:21 PM Richard Guo <guofenglinux@gmail.com> wrote:
> On Fri, Jun 28, 2024 at 2:54 PM Richard Guo <guofenglinux@gmail.com> wrote:
> > I've refined this test case further to make it more stable by using an
> > additional filter 'a.tenthous < 5000'.  Besides, I noticed a surplus
> > blank line in ExecHashJoinImpl().  I've removed it in the v7 patch.
>
> BTW, I've also verified the empty-rel optimization for hash join and
> AFAICT it works correctly for the new right-semi join.

Here is a new rebase.

Barring objections, I'm planning to push it soon.

Thanks
Richard
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