| From: | "David E(dot) Wheeler" <david(at)justatheory(dot)com> |
|---|---|
| To: | Andrew Dunstan <andrew(at)dunslane(dot)net> |
| Cc: | Florents Tselai <florents(dot)tselai(at)gmail(dot)com>, pgsql-hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>, Chao Li <li(dot)evan(dot)chao(at)gmail(dot)com>, Álvaro Herrera <alvherre(at)kurilemu(dot)de>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Peter Eisentraut <peter(at)eisentraut(dot)org>, Robert Haas <robertmhaas(at)gmail(dot)com>, Alexander Korotkov <aekorotkov(at)gmail(dot)com>, jian he <jian(dot)universality(at)gmail(dot)com> |
| Subject: | Re: PATCH: jsonpath string methods: lower, upper, initcap, l/r/btrim, replace, split_part |
| Date: | 2026-03-28 15:58:33 |
| Message-ID: | 34758556-D3D0-42C3-9A1B-CBF64336ADBC@justatheory.com |
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| Lists: | pgsql-hackers |
On Mar 28, 2026, at 11:02, Andrew Dunstan <andrew(at)dunslane(dot)net> wrote:
> The key_name production is what allows a keyword to also be used as an object key in $.keyname syntax. The trim keywords (ltrim, rtrim, btrim) were added there, so $.ltrim as a key works. But $.lower,
> $.upper, $.initcap, $.replace, and $.split_part as keys would all break.
Ooh, right. It has been so long since I looked at this stuff that I forgot. Thanks for the reminder.
> There are tests added for it.
And for this!
D
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