About EntityManager

101-110 of 200Refresh
Manual
10

SELECT clause (JPQL / Criteria API)

The ability to retrieve managed entity objects is a major advantage of JPQL. For example, the following query returns Country objects that become managed by the EntityManager em: TypedQuery ... are not associated with an EntityManager and changes to them when a transaction is active are not
Manual
10

JPA Metamodel API

by the EntityManager's getMetamodel method (both methods are equivalent). For example, given an EntityManager, em, a Metamodel instance can be obtained by: Metamodel metamodel = em.getMetamodel
Result
10

ObjectDB Object Database Features [2018-10-27]

and timeout. Caching L1 entity object cache (per EntityManager). L2 shared entity data cache ... on an EntityManager/PersistenceManager. Supports automatic download of created backups from the server
Result
10

ObjectDB Object Database Features [2018-01-27]

and timeout. Caching L1 entity object cache (per EntityManager). L2 shared entity data cache ... on an EntityManager/PersistenceManager. Supports automatic download of created backups from the server
Manual
7

Updating JPA Entity Objects [2011-09-24]

entity object from within an active transaction. No EntityManager's method is invoked to report
Manual
7

Online Backup [2011-02-25]

on an EntityManager (em) that represents the connection (local or remote) to the database:     em
Manual
7

JPA Query API

with an EntityManager (represented by em in the following code snippets), which serves as a factory
Result
7

Posting to ObjectDB Website - Important Instructions [2018-08-06]

");         EntityManager em = emf.createEntityManager();         em.getTransaction().begin();         MyEntity e = new
Tutorial
7

Step 3: Add a Main Class

"); EntityManager em = emf.createEntityManager(); // Store 1000 Point objects in the database
Tutorial
7

Step 6: Set the Spring XML

, controllers and transactions), to inject a JPA EntityManager, to manage transactions and to look for JSP