From: | Aleksander Alekseev <aleksander(at)timescale(dot)com> |
---|---|
To: | pgsql-hackers(at)postgresql(dot)org |
Cc: | Colin Caine <cmcaine(at)gmail(dot)com> |
Subject: | Re: Okay to remove mention of mystery @ and ~ operators? |
Date: | 2024-04-19 10:31:13 |
Message-ID: | CAJ7c6TOnHYdUAcJVNZayb_q4bLnWur5VH7z3xEAPPWcAbARwug@mail.gmail.com |
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Lists: | pgsql-hackers |
Hi,
> > This page says that the `(at)` and `~` operators on various types can be accelerated by a GiST index.
> >
> > https://www.postgresql.org/docs/current/gist-builtin-opclasses.html
> >
> > These operators have been listed in the file since it was created in 2014, but if they exist then I don't know how to use them or what they do.
> >
> > Code examples, for clarity:
> >
> > > select box '(0,0),(1, 1)' ~ box '(2,2),(3,3)';
> > operator does not exist: box ~ box
> >
> > > select box '(0,0),(1, 1)' @ box '(2,2),(3,3)';
> > operator does not exist: box @ box
> >
> > If they're a typo or some removed thing then I'd like to remove them from the page. This email is me asking to find out if I'm wrong about that before I try to submit a patch (also very happy for someone with a committer bit to just fix this).
>
> Indeed, there is no @(box,box) or ~(box,box) in the \dAo output. These
> operators were removed by 2f70fdb0644c back in 2020.
>
> I will submit a patch for the documentation shortly. Thanks for reporting.
Here is the patch.
--
Best regards,
Aleksander Alekseev
Attachment | Content-Type | Size |
---|---|---|
v1-0001-Remove-mention-of-and-operators.patch | application/octet-stream | 4.0 KB |
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