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From: Daniel Gustafsson <[email protected]>
To: Tom Lane <[email protected]>
Cc: [email protected]
Cc: [email protected]
Subject: Re: Proposal to improve uniq function documentation in intarray extension
Date: Fri, 3 Jun 2022 19:05:57 +0200
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
References: <[email protected]>
	<[email protected]>

> On 3 Jun 2022, at 17:34, Tom Lane <[email protected]> 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/

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