About activator

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12

ObjectDB Object Database Features [2018-01-27]

. Persistence is set using JPA/JDO annotations (e.g. @Entity, @Id, @Index). Transparent activation (no activation depth) - objects are retrieved from the database automatically by navigating from ... Automatic object versioning (can be injected to a @Version field). Optimistic locking (always active
Manual
10

Updating JPA Entity Objects [2011-09-24]

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
Manual
10

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
10

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
10

Obtaining a JPA Database Connection [2011-02-11]

database content, such as store, update, and delete should only be performed within an active ... EntityTransaction instances that the getTransaction method returns. When a transaction is active
Manual
10

Database Explorer [2011-09-21]

manages an active transaction for every open database file. All the editing operations are associated with the active transaction. The File > Save menu command commits the transaction (applying
Manual
10

Database Connection using JPA [2011-08-30]

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
10

Obtaining a JPA Database Connection

database content, such as store, update, and delete should only be performed within an active ... EntityTransaction instances that the getTransaction method returns. When a transaction is active
Manual
10

Database Explorer

manages an active transaction for every open database file. All the editing operations are associated with the active transaction. The File > Save menu command commits the transaction (applying
Manual
10

Storing JPA Entity Objects [2011-05-04]

field values). A TransactionRequiredException is thrown if there is no active transaction when persist is called because operations that modify the database require an active transaction. If the database