[hibernate-dev] Planning next 6.0 Alpha

[Yoann Rodiere]

> Support for all "model part" mappings should be implemented in the
mapping model

+1 on that. That should allow us to test compatibility between Search 6 and
ORM 6 more thoroughly.



Yoann Rodière
Hibernate Team
yoann at hibernate.org


On Fri, 1 Nov 2019 at 15:43, Steve Ebersole <steve at hibernate.org> wrote:

> Andrea and I talked this morning about where we are with 6.0 development
> and planning the next Alpha as well as moving the work branch back
> upstream.  Next week we will see how far we are on the tasks we are
> currently working on.  The triggers for the release/move are:
>
>    1. WRT inheritance, SINGLE_TABLE and TABLE_PER_CLASS are implemented,
>    though TABLE_PER_CLASS is somewhat hacked.  Either add support for
> JOINED,
>    or finish up TABLE_PER_CLASS support
>    2. Support for all "model part" mappings should be implemented in the
>    mapping model (though its ok for ANY to slide).  Currently only to-one
> and
>    ANY-mappings are the only ones missing and Koen has started working on
>    to-ones already.
>    3. Conversion of LoadPlans to use the new mapping model.  LoadPlans are
>    what gets used for any direct loading of an entity or collection via
>    loading, subsequent fetching, etc.  This would unify both Query and
> loading
>    to use the SQL AST approach.  At that point the walking model that
>    LoadPlans currently use would no longer be used at all internally so we
>    should discuss removal of those contracts.  That may need to simply be
>    deprecated for now and removed later, but at the least we should offer a
>    way to enable/disable the actual generation of that model for
> performance
>    (boot-time time-based performance as well as runtime performance by
>    reducing memory usage).  Another option would be to try to have the
> mapping
>    model also implement the walking model contracts; no idea yet how
> feasible
>    that is.
>
> Thoughts?
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