On 13-Mar-09, at 11:33 AM, Ted Dunning wrote:
Actually, the nesting of BooleanQueries with required, optional and
excluded
clauses are equivalent in power to (), AND, OR and AND-NOT. Any
expression
in one form can be expressed in the other. Moreover, the Lucene
form allows
very nice intepretation with relevance scoring that is difficult
with the
normal Boolean expressions.
The only thing you need to have is an accurate translation. No need
to
remove anything.
Yes, but until that work is done (and it probably belongs in a
separate queryparser module, imo), we're left with the current
situation, which doesn't work but seductively gives the appearance of
working.
Anyway, the point seems moot given the volumous silence my suggestion
has incited.
-Mike
