Exellent.  This is the information I needed!  Is there any chance of getting
an updated release schedule (I checked the wiki, but the schedule info for
3.1.0 seems out of date)?

Might also be nice to see some pointers in the docs about how to reenable the
DCC and Razor plugins for those of us who will continue to use those tools. 
Is having use_dcc and use_razor2 in our local.cf set to one (instead of
relying on the default which has now changed) what you mean by "trivial"?

Thanks!


> >>- - added PostgreSQL, MySQL 4.1+, and local SDBM file Bayes storage
> >>modules. SQL
> >>  storage is now recommended for Bayes, instead of DB_File. NDBM_File
> >>support
> >>  has been dropped due to a major bug in that module.
> >>    
> >>
> >
> >What's the difference between the MySQL support that already existed in
> prior
> >versions?  Is there anything those of us who already have our bayes data
> in
> >MySQL should do differently as of 3.1.0?
> >
> >  
> >
> 
> The previous SQL support (Mail::SpamAssassin::BayesStore::SQL) was very
> generic, usable by multiple database drivers.  With 3.1.0 we broke out
> the support and now include 2 very specific SQL backends (MySQL 4.1+ and
> PostgreSQL) in addition to the more generic backend.  These specific
> backends make use of non-standard SQL features to get a speed boost.
> 
> That said, if you were previously using SQL support with a MySQL
> database then you should be able to simply switch to using
> Mail::SpamAssassin::BayesStore::MySQL and get an instant speedup,
> assuming you already have MySQL 4.1+ installed.  We do suggest that you
> switch your tables to InnoDB type tables (not currently the default) to
> get better data integrity (with the support of transactions).
> 
> If you were using PostgreSQL with the previous support, you should
> switch (we're talking about a 7x - 27x improvement) ASAP, which might
> involve a complete wipe and rebuild of your database.  Although, I would
> try an sa-learn --backup and sa-learn --restore before I completely gave
> up on the data.
> 
> If you are interested in how well the various backends perform, compared
> to the others, see
> http://wiki.apache.org/spamassassin/BayesBenchmarkResults
> It is very hard to compare to previous versions, due to changes in other
> factors such as rules and message parsing code, but the improvments in
> 3.1 represent anywhere from a 2x - 27x improvements in previous
> performance.




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