About modify

manual

Database Schema Evolution

Explains how ObjectDB handles automatically schema changes. Modifications to entity classes that do not change their persistent field definitions (their schema) are transparent to ObjectDB. This includes adding, removing and modifying constructors, methods and non persistent fields. However, additions, deleti ...

 
api-jdo

getFetchPlan()

Returns the FetchPlan used by this Query.(Method of javax.jdo.Query)

 
page

ObjectDB License Agreement [ver. 2.0.4]

... this agreement. 2. The Customer is not allowed to modify the Software or any portion of it in any manner, and may not reverse ...

 
api-jpa

orderBy(o)

Specify the ordering expressions that are used to order the query results.(Method of javax.persistence.criteria.CriteriaQuery)

 
api-jdo

jdoPreDelete()

Called before the instance is deleted.(Method of javax.jdo.listener.DeleteCallback)

 
forum_thread

Delete object from collection versus delete from JPQL

I'm a newbie, so this is a pretty fundamental question. I'm not sure if there is a bi-directional relationship between the objects in memory and ObjectDB.  I know I can modify the objects and use persist() to write them to the database.  But does running a JPQL update or delete alter the in-memory objects? There are cases where the JPQL syntax is more expressive than operating on a collection, but I'm not sure if that will alter my program state.  Will it? Thanks, Lee  ... the objects in memory and ObjectDB.  I know I can modify the objects and use persist() to write them to the database.  But ...

 
api-jdo

javax.jdo.listener.ClearLifecycleListener

This interface is implemented by listeners to be notified of clear events.(Interface of JDO)

 
api-jdo

retrieve(pc, useFetchPlan)

Retrieve field values of an instance from the store.(Method of javax.jdo.PersistenceManager)

 
api-jdo

setShortField(pc, field, currentValue, newValue)

Mark the field as modified by the user.(Method of javax.jdo.spi.StateManager)

 
api-jpa

transform(loader, className, classBeingRedefined, protectionDomain, classfileBuffer)

Invoked when a class is being loaded or redefined.(Method of javax.persistence.spi.ClassTransformer)