Re: Some questions about the array.

From: Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>
To: YUriy Zhuravlev <u(dot)zhuravlev(at)postgrespro(dot)ru>
Cc: PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Some questions about the array.
Date: 2015-11-09 12:55:29
Message-ID: CAFj8pRD8PacY4POynJQ4-6cHJqNH4K45bP5xcwxy87Uq7CQThQ@mail.gmail.com
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2015-11-09 13:38 GMT+01:00 YUriy Zhuravlev <u(dot)zhuravlev(at)postgrespro(dot)ru>:

> On Monday 09 November 2015 04:33:28 you wrote:
> > You can write it as a separate function instead of changing current
> syntax.
> I do not think, because we have a multi-dimensional arrays.
> And why we have [:] syntax now?
>

The own implementation of ":" can have a performance impact on code. Now,
it is better on 9.5, but it was impossible to implement it in plpgsql
effectively.

Regards

Pavel

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