| From: | Andy Fan <zhihuifan1213(at)163(dot)com> |
|---|---|
| To: | Robert Haas <robertmhaas(at)gmail(dot)com> |
| Cc: | PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: plan shape work |
| Date: | 2025-05-22 08:14:23 |
| Message-ID: | 8734cxrrj4.fsf@163.com |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-hackers |
Andy Fan <zhihuifan1213(at)163(dot)com> writes:
>
>> This list of elided nodes is stored in the PlannedStmt
>
> I did a quick check on the attached patches and I can see some more
> information is added into PlannedStmt. then my question are the
> PlannedStmt is not avaiable during the future planning cycle, then how
> does these information would be helpful on the feture planning? and I'm
> strange that there are little changes on the optimizer part. Does this
> patchset just a preparation work for reconstructing a same plan in
> future?
I'm sure it is a preliminary work for reconstructing a same plan in
future, sorry for this noise.
--
Best Regards
Andy Fan
| From | Date | Subject | |
|---|---|---|---|
| Next Message | Laurenz Albe | 2025-05-22 08:26:33 | Re: Retiring some encodings? |
| Previous Message | Amit Langote | 2025-05-22 08:12:24 | Re: generic plans and "initial" pruning |