| From: | jian he <jian(dot)universality(at)gmail(dot)com> |
|---|---|
| To: | "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com> |
| Cc: | Marcos Pegoraro <marcos(at)f10(dot)com(dot)br>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: add function argument name to substring and substr |
| Date: | 2025-10-13 14:22:24 |
| Message-ID: | CACJufxHDCHsKp_8U8cQvnQpa8mPy1bJ5jjdcmjHGT9weoAT4bg@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Mon, Jul 21, 2025 at 2:31 PM jian he <jian(dot)universality(at)gmail(dot)com> wrote:
>
> actually,
> section (9.7.3.)
> https://www.postgresql.org/docs/current/functions-matching.html#FUNCTIONS-POSIX-REGEXP
> already have example, like:
> substring('foobar' from 'o(.)b')
>
> new patch attached, split substr, substring to make review more easier.
> v6-0001: add function argument name to function substr
> v6-0002: add function argument name to function substring
>
> v6-0002 incorporated some of the changes in v5-0002-v3-delta.patch.
> some of the changes in v5-0002-v3-delta.patch are not related to this thread,
> so I didn't incorporate them, right now.
hi.
rebased.
| Attachment | Content-Type | Size |
|---|---|---|
| v7-0002-add-function-argument-name-to-function-substring.patch | text/x-patch | 12.5 KB |
| v7-0001-add-function-argument-name-to-substr.patch | text/x-patch | 3.1 KB |
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