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Manual
14

Updating JPA Entity Objects

.getTransaction().begin(); employee.setNickname("Joe the Plumber"); em.getTransaction().commit ... ); em.getTransaction().begin(); employee.projects[0] = new Project(); // not detected
Result
10

Posting to ObjectDB Website - Important Instructions

");         EntityManager em = emf.createEntityManager();         em.getTransaction().begin();         MyEntity e = new
Manual
10

Database Explorer

begins a new transaction for the next editing session. Options and Settings The Explorer settings
Manual
10

Deleting JPA Entity Objects

); em.getTransaction().begin(); em.remove(employee); em.getTransaction().commit
Result
10

ObjectDB Object Database Features

. Operations: begin, commit, rollback. Processes and Threads All API classes and interfaces are thread safe
Tutorial
10

Step 3: Add a Main Class

.getTransaction().begin(); for (int i = 0; i < 1000; i++) { Point p = new Point(i
Tutorial
10

Step 3: Add a Main Class

Point objects in the database: em.getTransaction().begin(); for (int i = 0; i
Tutorial
10

Step 3: Define a Spring DAO Component

every operation that modifies the database (such as persist) by transaction begin and commit. The next step is adding a Controller Class.  
Tutorial
10

Step 3: Define a Spring DAO Component

that modifies the database (such as persist) by transaction begin and commit. The next step is adding a Controller Class.  
Tutorial
10

Step 3: Define an EJB Session Bean

to wrap every operation that modifies the database (such as persist) by transaction begin and commit