[hibernate-dev] AvailableSettings.DISCARD_PC_ON_CLOSE and Transaction status

Steve Ebersole steve at hibernate.org
Wed Sep 21 09:29:57 EDT 2016

DISCARD_PC_ON_CLOSE, as a concept, is only valid for JTA iirc.

On Wed, Sep 21, 2016 at 8:11 AM Vlad Mihalcea <mihalcea.vlad at gmail.com>

> Hi,
> While reviewing and adding a test case for
> https://hibernate.atlassian.net/browse/HHH-11120,
> I realized that if we enable the AvailableSettings.DISCARD_PC_ON_CLOSE
> property,
> the database connection gets closed when the EntityManager is closed, while
> the EntityTransaction status remains ACTIVE.
> I noticed that in the call:
> currentHibernateTransaction.invalidate();
> But this method is no-op and deprecated as well.
> Is this behavior intended? If the database connection was closed, at least
> for RESOURCE_LOCAL, on most RDBMS engines, the underlying transaction gets
> rolled back as well.
> For JTA, the connection might still be open and allocated to the current
> user since the TM controls when the resources are to be released.
> Should we leave this behavior like that?
> Vlad
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