[Spambayes] Many different databases

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    Dave> I notice a proliferation of choices in SpamBayes of where to store
    Dave> my training data (pickle, ZODB, etc.)  Is any one of these
    Dave> markedly better than any other?

It all depends how long you use the database after opening it and how big it
is.  I use pickled files and sb_bnfilter.py to score messages.  That version
of sb_filter.py fires off a backend server which stays alive for awhile.
That helps amortize the cost of decoding the pickle.

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