Re: Proposal to improve uniq function documentation in intarray extension

Daniel Gustafsson <daniel@yesql.se>

From: Daniel Gustafsson <daniel@yesql.se>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: martin.kalcher@aboutsource.net, pgsql-docs@lists.postgresql.org
Date: 2022-06-03T17:05:57Z
Lists: pgsql-docs
> On 3 Jun 2022, at 17:34, Tom Lane <tgl@sss.pgh.pa.us> wrote:

> .. there's no longer any reason we have
> to limit ourselves to one example.  I propose this:
> 
> diff --git a/doc/src/sgml/intarray.sgml b/doc/src/sgml/intarray.sgml
> index f930c08eeb..18c6f8c3ba 100644
> --- a/doc/src/sgml/intarray.sgml
> +++ b/doc/src/sgml/intarray.sgml
> @@ -131,6 +131,11 @@
>        </para>
>        <para>
>         Removes adjacent duplicates.
> +        Often used with <function>sort</function> to remove all duplicates.
> +       </para>
> +       <para>
> +        <literal>uniq('{1,2,2,3,1,1}'::integer[])</literal>
> +        <returnvalue>{1,2,3,1}</returnvalue>
>        </para>
>        <para>
>         <literal>uniq(sort('{1,2,3,2,1}'::integer[]))</literal>

+1

--
Daniel Gustafsson		https://vmware.com/




Commits

  1. Doc: improve example for intarray's uniq() function.