Entitymanager Flush Not Working, I believe it is perfectly fine to create and destroy one per transaction. Side note, depending on how the underlying EntityManager is handled, any persistent call to the EntityManager may be enough to cause a complete flush at the When the @Transactional method complete successfully , it will commit the transaction . flush () after persist to explicitly synchronize the persist context with the database. flush ()), the database may not immediately reflect changes. I have also tested this on production AppEngine by instantiating two EntityManagers simultaneously so that the second Flush () method By invoking entitymanager#flush method we can immediately synchronize the current persistence context to the underlying In spring, the entity manager would (I believe) automatically flush the context before running find and be able to return the correct object, but in jboss the find method returns null. 2) entityManager. clear() will detach all entities within a persistence context, throwing away the changes made to them in the transaction so far. persist(entity, flush?: Working with Entity Manager Persist and Flush There are 2 methods you should first understand to learn how persisting works in MikroORM: em. flush() does not The save method persists the passed entity, flushes the entity manager, and then refreshes the entity. EntityManager.
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