From: | Andrei Lepikhov <lepihov(at)gmail(dot)com> |
---|---|
To: | Richard Guo <guofenglinux(at)gmail(dot)com> |
Cc: | PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: Some dead code in get_param_path_clause_serials() |
Date: | 2024-11-14 09:19:46 |
Message-ID: | 70c39150-a1ff-41d2-9b49-4f7507eef0be@gmail.com |
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Lists: | pgsql-hackers |
On 11/14/24 08:20, Richard Guo wrote:
> On Wed, Nov 13, 2024 at 9:59 PM Andrei Lepikhov <lepihov(at)gmail(dot)com> wrote:
>> Even So, it would be better to insert changes, induced by new
>> feature by one commit.
>
> I'm not sure I understand what you mean by this sentence.
Yeah, it's my bad English. nothing special, I just wanted to say that
this code can be added later.
>
>> By the way, Do you know if anyone gave a speech on the current state of
>> internal plan parameterisation and its possible development directions?
>> It would be helpful to have such an explanation.
>
> Not that I'm aware of, but I found the "Parameterized Paths" section
> in optimizer/README to be very helpful.
Although parameterisation itself quite clearly described, the concept
and code, related to re-parameterisation (in presence of
inheritance/partitioning) seems complicated.
--
regards, Andrei Lepikhov
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