On Feb 18, 2007, at 3:35 PM, Paul Johnston wrote:

> 4) I'm considering submitting a patch to make _CompoundClause.compare
> tell you if the clause has the same semantics as the comparison (at  
> the
> moment it tells if they're exactly the same). This would make "t1.a =
> t2.a AND t1.b = t2.b" equal "t1.b = t2.b AND t1.a = t2.a" which to me
> makes sense. Is this likely to be accepted?
>

im curious how this function would work for more complex situations,  
i.e. with more operators, more levels of nesting, etc. without re- 
implementing a full SQL expression parser.  what if the  
CompoundClause is based around "XOR" and not "AND" ?   is it going to  
implement the full set of commutivaty/associativity/etc ?  still  
curious as well why this is needed.

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