This is great news Mike. Thank you very much for all the great work.
I'm now under pressure to release my zope integration (zalchemy) :) Jürgen Michael Bayer wrote: > I was going to be a little low key for a couple of days, but as Jonathan > has posted a huge plug tonight right at the top of planetpython, i > figured i should put the word out. The first release of 0.2 is out, and > along with that the excellent new SA site designed by Todd Grimason. > > as far as changes, those following the list should know.....everything! > well not really....heres what the changelog has to say: > > 0.2.0 > - overhaul to Engine system so that what was formerly the SQLEngine > is now a ComposedSQLEngine which consists of a variety of components, > including a Dialect, ConnectionProvider, etc. This impacted all the > db modules as well as Session and Mapper. > - create_engine now takes only RFC-1738-style strings: > driver://user:[EMAIL PROTECTED]:port/database > - total rewrite of connection-scoping methodology, Connection objects > can now execute clause elements directly, added explicit "close" as > well as support throughout Engine/ORM to handle closing properly, > no longer relying upon __del__ internally to return connections > to the pool [ticket:152]. > - overhaul to Session interface and scoping. uses hibernate-style > methods, including query(class), save(), save_or_update(), etc. > no threadlocal scope is installed by default. Provides a binding > interface to specific Engines and/or Connections so that underlying > Schema objects do not need to be bound to an Engine. Added a basic > SessionTransaction object that can simplistically aggregate transactions > across multiple engines. > - overhaul to mapper's dependency and "cascade" behavior; dependency logic > factored out of properties.py into a separate module "dependency.py". > "cascade" behavior is now explicitly controllable, proper implementation > of "delete", "delete-orphan", etc. dependency system can now determine at > flush time if a child object has a parent or not so that it makes better > decisions on how that child should be updated in the DB with regards to > deletes. > - overhaul to Schema to build upon MetaData object instead of an Engine. > Entire SQL/Schema system can be used with no Engines whatsoever, executed > solely by an explicit Connection object. the "bound" methodlogy exists > via the > BoundMetaData for schema objects. ProxyEngine is generally not needed > anymore and is replaced by DynamicMetaData. > - true polymorphic behavior implemented, fixes [ticket:167] > - "oid" system has been totally moved into compile-time behavior; > if they are used in an order_by where they are not available, the order_by > doesnt get compiled, fixes [ticket:147] > - overhaul to packaging; "mapping" is now "orm", "objectstore" is now > "session", the old "objectstore" namespace gets loaded in via the > "threadlocal" mod if used > - mods now called in via "import <modname>". extensions favored over > mods as mods are globally-monkeypatching > - fix to add_property so that it propigates properties to inheriting > mappers [ticket:154] > - backrefs create themselves against primary mapper of its originating > property, priamry/secondary join arguments can be specified to override. > helps their usage with polymorphic mappers > - "table exists" function has been implemented [ticket:31] > - "create_all/drop_all" added to MetaData object [ticket:98] > - improvements and fixes to topological sort algorithm, as well as more > unit tests > - tutorial page added to docs which also can be run with a custom doctest > runner to insure its properly working. docs generally overhauled to > deal with new code patterns > - many more fixes, refactorings. > - migration guide is available on the Wiki at > http://www.sqlalchemy.org/trac/wiki/02Migration > > > ------------------------------------------------------- > All the advantages of Linux Managed Hosting--Without the Cost and Risk! > Fully trained technicians. The highest number of Red Hat certifications in > the hosting industry. Fanatical Support. Click to learn more > http://sel.as-us.falkag.net/sel?cmd=lnk&kid=107521&bid=248729&dat=121642 -- --------------------------------------------------- Jürgen Kartnaller mailto:juergen_at_kartnaller.at http://www.kartnaller.at http://www.mcb-bregenz.at --------------------------------------------------- ------------------------------------------------------- All the advantages of Linux Managed Hosting--Without the Cost and Risk! Fully trained technicians. The highest number of Red Hat certifications in the hosting industry. Fanatical Support. Click to learn more http://sel.as-us.falkag.net/sel?cmd=lnk&kid=107521&bid=248729&dat=121642 _______________________________________________ Sqlalchemy-users mailing list Sqlalchemy-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/sqlalchemy-users
