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Re: BUG #2913: Subscript on multidimensional array yields no value

From: Bruce Momjian <bruce(at)momjian(dot)us>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Roman Nowak <roman_nowak(at)poczta(dot)onet(dot)pl>, pgsql-bugs(at)postgresql(dot)org
Subject: Re: BUG #2913: Subscript on multidimensional array yields no value
Date: 2007-01-31 02:00:28
Message-ID: 200701310200.l0V20Sd08345@momjian.us (view raw or flat)
Thread:
Lists: pgsql-bugspgsql-docspgsql-patches
Tom Lane wrote:
> Bruce Momjian <bruce(at)momjian(dot)us> writes:
> > I can confirm this is a bug.  Added to the TODO list:
> >         o ARRAY[[1,2],[3,4]])[1] should return the same values as
> >           ARRAY[[1,2],[3,4]])[1:1];
> 
> This is not a bug, this is a definitional disagreement, and your TODO
> entry presupposes an answer that I don't particularly agree with.

Well, our documentation suggests thaat [1] is the same as [1:1]:

	http://www.postgresql.org/docs/8.2/static/arrays.html#AEN5791

What is the issue here that makes that not true?

-- 
  Bruce Momjian   bruce(at)momjian(dot)us
  EnterpriseDB    http://www.enterprisedb.com

  + If your life is a hard drive, Christ can be your backup. +

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