Files
sqlalchemy/doc
Mike Bayer 334668d904 - added a new "higher level" operator called "of_type()" -
used in join() as well as with any() and has(), qualifies
the subclass which will be used in filter criterion,
e.g.:

query.filter(Company.employees.of_type(Engineer).
  any(Engineer.name=='foo')),

query.join(Company.employees.of_type(Engineer)).
  filter(Engineer.name=='foo')
2008-02-21 01:01:24 +00:00
..
2007-07-31 16:56:26 +00:00