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185

ObjectDB Change Log

Change Log of ObjectDB Releases
Manual
94

Schema Update

refactoring. Only these schema changes are specified in the configuration file. As explained in chapter 2, other schema changes are handled by ObjectDB automatically. Note: Extreme caution ... that after such changes the application is run only with the configuration that matches these changes exactly
JDO Doc
57

Constants.OPTION_CHANGE_APPLICATION_IDENTITY

Static Field javax.jdo.Constants String OPTION_CHANGE_APPLICATION_IDENTITY "javax.jdo.option.ChangeApplicationIdentity" Since: JDO 2.1 See Also: PersistenceManagerFactory.supportedOptions()
Manual
26

Updating JPA Entity Objects

persistence, which means that changes are detected and handled automatically. Transparent Update ... yet are also persisted. Automatic Change Tracking As shown above, an update is achieved by modifying a managed ... the update. Therefore, to be able to apply database updates on commit, ObjectDB must detect changes
Manual
22

Setting and Tuning of JPA Queries

on which they were invoked). Flush Mode (setFlushMode) Changes made to a database using an EntityManager ... of other EntityManager instances). JPA implementations can easily make uncommitted changes visible in ... . Therefore, before a query is executed, uncommitted database changes (if any) have to be flushed to the database in
Manual
22

Database Explorer

the Edit > Move Element commands. Saving Changes The Explorer manages an active transaction for every open ... > Save menu command commits the transaction (applying all the changes to the database). The File > Discard Changes menu command rolls back the transaction (discarding all the changes). After File > Save
Forum
21

Request clarification of changes to accessor enhancement policy (non-getter prefix instead of getter suffix) AND annotations

In response to the forum posting http://www.objectdb.com/database/forum/994 changes ... that this change massively tripped me up (because I was using the old hidden getter/setter pattern with reflection ... property method names. This change is a huge GOTCHA, and should be announced somehow via some special
Forum
21

Remove an entity which attributes were changed - OptimisticLockException

and the entity is passed to plugin B. Plugin B changes an attribute on the entity. Plugin C removes ... , it works well. Why the ObjectDB want to commit the changes of the entity although the entity ... . this could also be demonstrated by a non OSGi application: User 1 retrieves an object and changes it. User 2 retrieves
Manual
21

Database Schema Evolution

Modifications to entity classes that do not change their persistent field definitions (their schema ... after a schema change. Automatic Schema Evolution ObjectDB implements an automatic schema evolution mechanism that enables transparent use of old entity objects after schema change. When an entity object
Forum
21

Primary key generation problem after changing entity package

Hi, I changed package name for some of my entities in database. I added info in of my configuration file - and the changes have been succesfully made in database. Unfortunately, sequences have been probably lost for changed entity classes. After schema change I