From: | Merlin Moncure <mmoncure(at)gmail(dot)com> |
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To: | YUriy Zhuravlev <u(dot)zhuravlev(at)postgrespro(dot)ru> |
Cc: | PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: Some questions about the array. |
Date: | 2015-12-01 14:38:21 |
Message-ID: | CAHyXU0zNHQ1m+E=+T-AJAZsb3PDFqF22tjz6FtD_FZULq1rFuA@mail.gmail.com |
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Lists: | pgsql-hackers |
On Mon, Nov 30, 2015 at 3:05 PM, YUriy Zhuravlev
<u(dot)zhuravlev(at)postgrespro(dot)ru> wrote:
> On Monday 30 November 2015 08:58:49 you wrote:
>> +1 IMO this line of thinking is a dead end. Better handled via
>> functions, not syntax
>
> Maybe then add array_pyslice(start, end) when start is 0 and with negative
> indexes? Only for 1D array.
> What do you think?
TBH, I'm not really thrilled about the concept in general; it (zero
based indexing support) doesn't meet the standard of necessity for
adding to the core API and as stated it's much to magical. If it was
me, I'd be making a pgxn extension for zero based arrays that are zero
based; it could be 100% SQL wrappers so I'd be pretty easy to install
for interested parties.
merlin
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