From: | "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com> |
---|---|
To: | Merlin Moncure <mmoncure(at)gmail(dot)com> |
Cc: | Joel Jacobson <joel(at)compiler(dot)org>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: Assert single row returning SQL-standard functions |
Date: | 2025-08-29 17:44:29 |
Message-ID: | CAKFQuwa1RSoCyxJr1mnp7ahbO4DC_g4w-MTnQw2cVh6Vx8QKkw@mail.gmail.com |
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Lists: | pgsql-hackers |
On Fri, Aug 29, 2025 at 10:34 AM Merlin Moncure <mmoncure(at)gmail(dot)com> wrote:
> On Fri, Aug 29, 2025 at 1:03 AM Joel Jacobson <joel(at)compiler(dot)org> wrote:
>
>> *) Renaming of database objects seamless, thanks to function body being
>> parsed at function definition time and stored as expression nodes.
>
>
> How does that work in practice? for current SQL (not pl/pgsql)
> functions, this will fail:
>
> create function f() returns int as $$ create temp table i(i int); select *
> from i; $$ language sql;
> ERROR: relation "i" does not exist
>
This example seems unrelated to the point being made.
> Also, how do search_path interactions work in your understanding?
>
>
The query in the atomic sql function behaves no differently than an
equivalent view. OIDs don't care about search_path.
David J.
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