| From: | "Andrey V(dot) Lepikhov" <a(dot)lepikhov(at)postgrespro(dot)ru> |
|---|---|
| To: | Etsuro Fujita <etsuro(dot)fujita(at)gmail(dot)com>, Alexander Pyhalov <a(dot)pyhalov(at)postgrespro(dot)ru> |
| Cc: | Zhihong Yu <zyu(at)yugabyte(dot)com>, Kyotaro Horiguchi <horikyota(dot)ntt(at)gmail(dot)com>, Justin Pryzby <pryzby(at)telsasoft(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: Defer selection of asynchronous subplans until the executor initialization stage |
| Date: | 2022-04-04 09:30:20 |
| Message-ID: | 5c9453ce-f84b-f084-5209-bbd87163574e@postgrespro.ru |
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| Lists: | pgsql-hackers |
On 4/3/22 15:29, Etsuro Fujita wrote:
> On Sun, Mar 13, 2022 at 6:39 PM Etsuro Fujita <etsuro(dot)fujita(at)gmail(dot)com> wrote:
>> On Wed, Sep 15, 2021 at 3:40 PM Alexander Pyhalov
>> <a(dot)pyhalov(at)postgrespro(dot)ru> wrote:
>>> The patch looks good to me and seems to work as expected.
>>
>> I’m planning to commit the patch.
>
> I polished the patch a bit:
>
> * Reordered a bit of code in create_append_plan() in logical order (no
> functional changes).
> * Added more comments.
> * Added/Tweaked regression test cases.
>
> Also, I added the commit message. Attached is a new version of the
> patch. Barring objections, I’ll commit this.
Sorry for late answer - just vacation.
I looked through this patch - looks much more stable.
But, as far as I remember, on previous version some problems were found
out on the TPC-H test. I want to play a bit with the TPC-H and with
parameterized plans.
--
regards,
Andrey Lepikhov
Postgres Professional
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