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Manual
5

DELETE Queries in JPA/JPQL

the entity objects into an EntityManager. Removing these objects from the EntityManager within an active ... queries can only be executed within an active transaction and the changes are visible to other users ... (); A TransactionRequiredException is thrown if no transaction is active. On success - the executeUpdate method
Manual
5

Deleting JPA Entity Objects

from the database it has to first be retrieved (no matter which way) and then in an active ... . A TransactionRequiredException is thrown if there is no active transaction when remove is called because operations that modify the database require an active transaction. Cascading Remove Marking a reference field
Manual
5

UPDATE SET Queries in JPA/JPQL

objects into an EntityManager. Updating the relevant entity object fields within an active transaction ... queries can only be executed within an active transaction and the changes are visible to other users ... (); A TransactionRequiredException is thrown if no transaction is active. On success - the executeUpdate
Manual
5

Working with JPA Entity Objects

via an EntityManager’s persist method, which must be invoked within an active transaction. On transaction commit ... Entities section. If a managed entity object is modified within an active transaction the change ... the EntityManager’s remove method within an active transaction. The entity object changes its state from
Forum
5

Heap Limit reached although the option 'objectdb.temp.page-file' is activated

Heap Limit reached although the option 'objectdb.temp.page-file' is activated
Issue
5

JQL-Update Queries fails with activated L2-Cache

JQL-Update Queries fails with activated L2-Cache
Forum
5

500Mb ObjectDb database opening issue

. With an OEM license your end users do not need activation codes, and you should avoid including activation codes in your distributed application. Maybe checking all these activation codes takes ... , and using different configurations (without activation code). Thank you for suggestion to remove
Manual
4

Database Connection using JPA

the content of a database require active transactions. Transactions are managed by an EntityTransaction ... ) must be performed within an active transaction. The EntityTransaction interface represents and manages database
Manual
4

Detached Entity Objects

class or it is a removed entity. A TransactionRequiredException is thrown if there is no active transaction when merge is called because operations that might modify the database require an active
Manual
4

Updating JPA Entity Objects

from inside an active transaction: Employee employee = em.find(Employee.class, 1); em ... entity object from within an active transaction. No EntityManager's method is invoked to report