Re: Stalled post to pgsql-general

REPOST!

On Wed, Dec 1, 2010 at 8:34 PM, <pgsql-general-owner(at)postgresql(dot)org> wrote:

> Your message to pgsql-general has been delayed, and requires the approval
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> The author (Samba <saasira(at)gmail(dot)com>)
> is not a member of any of the restrict_post groups.
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> ---------- Forwarded message ----------
> From: Samba <saasira(at)gmail(dot)com>
> To: pgsql-general(at)postgresql(dot)org
> Date: Wed, 1 Dec 2010 20:33:09 +0530
> Subject: plpgsql : looping over multidimensional array : getting NULL for
> subdimension
> Hi all,
>
> I'm trying to loop over a multidimensional array and find if any of
> the elements in a sub-dimensional array are matching some known criteria but
> facing issue with NULL for the sub arrays.
>
> I have a data structure that looks like:
>
> *some_array VARCHAR[][] :=
> '{{samba,sarath,sreenivas},{samba,mukhesh,pavan}}'*;
>
> I'm trying to assign the individual sub arrays to other array elements
> like:
>
> other-array VARCHAR[];
>
> other_array=some_array[1];
>
> and I'm expecting to get '{samba,sarath,sreenivas}' for index 1 and *{samba,mukhesh,pavan}
> *for index 2;*
> *however, I'm getting NULL.
>
> Can some one explain the way I can assign subarrays to other array elements
> plpgsql?
>
> Thanks and Regards,
> Samba
>
>