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Manual
20

Defining a JPA Entity Class

To be able to store Point objects in the database using JPA we need to define an entity class ... , and accordingly, provides the ability to store Point objects in the database and retrieve Point ... where Java IO exceptions are checked). Persistent Fields in Entity Classes Storing an entity object
Forum
20

Storing Images and Object Pooling

Storing Images and Object Pooling
Forum
20

Storing objects problem

Storing objects problem
Forum
20

Wrong data stored in date only fileds

Wrong data stored in date only fileds
Forum
18

Database crash

:   ------------------------------------------------------------------------------------------------------------------------ [2017-07-10 11:22:12 #1 store] Database 'F ... ] Server on port 3333 has started by 10380@wzbhb101 [2017-07-10 23:06:55 #3 store] Database 'F ... :23 #1 store] Database 'F:\Hummingbird\Objectdb\db\coreSystemDb.odb' is opened by 11028@wzbhb101
JDO Doc
16

javax.jdo.PersistenceManagerFactory

. PersistenceManagerFactory instances may be configured and serialized for later use. They may be stored ... () Get the driver name for the data store connection. Get the driver name for the data store connection. Returns: the driver name for the data store connection. Since: JDO 1.0 Object getConnectionFactory
Manual
16

Database Explorer

Objects To construct new entity objects and store them in the database, open the [Create New Entity ... to construct and store the new entity objects. Editing Values and References You can edit simple field ... when strings in the database are not encoded using Unicode. ObjectDB stores String instances in the database
Manual
16

Database Schema Evolution

of an entity class are detected by ObjectDB. New entity objects have to be stored in the new class schema, and old entity objects, which were stored previously in the old class schema ... object is only updated to the new schema when that entity object is stored to the database
Manual
16

Working with JPA Entity Objects

requires using entity objects for many operations, including storing, retrieving, updating and deleting ... , the owning EntityManager stores the new entity object to the database. More details on storing objects are provided in the Storing Entities section. Entity objects retrieved from the database by
JDO Doc
16

javax.jdo.PersistenceManager

1.0 void deletePersistent(Object pc) Delete the persistent instance from the data store. Delete the persistent instance from the data store. This method must be called in an active transaction. The data store object will be removed at commit. Unlike makePersistent, which makes the closure