[olug] [OT] Of parents and children

[Rod Hurley]

Trees, nests, children...ahh the sounds and smells of spring.

Rod Hurley
Network Administrator
Tenaska Marketing Ventures
ph:  402-758-6187
cell: 402-981-9561
fx:   402-758-6275
rhurley at tmvgas.com


>>> plattem at inetnebr.com 2/24/2005 11:44:15 AM >>>
On Thu, 2005-02-24 at 10:48 -0600, Kevin Lanik wrote:
> Slightly off topic, but an interesting programming problem here. I'm
> programming in objective-c (language doesn't matter much though) and
I
> basically have a tree. My problem is that I'd like to be able to
take
> a node and move it into one of it's children (or, since there is X
> level of depth) or somewhere in it's own lineage. It's been decided
to
> preserve as much hierarchy as possible, so if a node moves to it's
> subnode it retains its children.

In SQL this has been called 'nested sets' and written about by Joe
Celko.

--
-------^.^--
Matthew "has 4 nodes" Platte
Lincoln Nebraska


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