[wp-hackers] Category Operation (Adjacency vs. Modified Preorder)

Jeff Minard jeff at jrm.cc
Fri Feb 10 08:08:46 GMT 2006

Christopher Johnson wrote:
> Had anyone ever considered using a modified pre-order tree to store the 
> post categories in?

Excuse the simpleton, but what in hay-diddly is that? Some links and/or 
examples would be helpful.


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