About begin

31-40 of 200Refresh
Tutorial
8

Step 3: Add a Main Class

Point objects in the database: em.getTransaction().begin(); for (int i = 0; i < 1000
Tutorial
8

Step 4: Add a Servlet Class

"); if (name != null) { em.getTransaction().begin(); em.persist(new
Result
8

Posting to ObjectDB Website - Important Instructions

");         EntityManager em = emf.createEntityManager();         em.getTransaction().begin();         MyEntity e = new
Manual
8

Database Explorer

begins a new transaction for the next editing session. Options and Settings The Explorer settings
Result
8

ObjectDB Object Database Features

heavy loaded multi-user systems. Transactions JPA/JDO ACID transactions. Operations: begin, commit
Result
8

ObjectDB Object Database Features [2018-10-27]

. Operations: begin, commit, rollback. Processes and Threads All API classes and interfaces are thread safe
Result
8

ObjectDB Object Database Features [2018-01-27]

. Operations: begin, commit, rollback. Processes and Threads All API classes and interfaces are thread safe
JDO Doc
6

javax.jdo.Transaction

may only be used with bean-managed transaction semantics. Since: JDO 1.0   void begin() Begin a transaction. Begin a transaction. The type of transaction is determined by the setting of the Optimistic ... are restored to their values as of the beginning of the transaction, and the instances revert to transient
Forum
4

EntityManager.refresh takes a long time

(Level.INFO, "begin select for person " + new Date().toString());                TypedQuerybegin refresh for person = " +             person + "  "+ new Date().toString());         em ... + "  "+ new Date().toString());     }   INFO: begin select for person Thu Aug 08 19:39:45 GMT+04
JDO Doc
3

javax.jdo.PersistenceManagerFactory

, fields of newly persistent instances are restored to their values as of the beginning ... of primitive types and immutable reference types are restored to their values as of the beginning