>> [JS] I disagree. The method I proposed can be extended to any depth, and
>> leaf or branch can be retrieved with a single query.
>I suppose for retrievals this structure has advantages, but unless
>MySQL has a ++ operator (or better yet, one that adds or subtracts 2
>from an int) then it looks to be a pain to add nodes.
[JS] Not at all. Somebody, somehow, has to assign a name to the tag and
designate its place in the hierarchy. I don't see how you can avoid that being
done by a human.
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>But I will play with the idea. Maybe after I write the code (I'm
>saving that for tomorrow) I'll see it differently. Thanks.