On 29 Sep 2010, at 5:34pm, Andy Chambers wrote:

> I've got a nice normalized table and need to produce a de-normalized
> view of this table (i.e. convert it
> from tall skinny, into wide short table).

SQL (not just SQLite) is traditionally terribly bad at doing matrix inversions. 
 What do you want to use the wide short table for ?  Does it really need to 
exist as a table ?

Simon.
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