About context listener

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Manual
5

Detached Entity Objects

The following operations clear the entire EntityManager's persistence context and detach all managed ... method, which clears an EntityManager's persistence context. Rolling back a transaction - either by
Manual
5

Entity Management Settings

the persistence context of the EntityManager (which serves as a first level cache). The valid values are "weak ... context (until commit or flush), regardless of this setting. The level2 attribute specifies the size
Manual
5

Storing JPA Entity Objects

. Therefore, holding 1,000,000 managed Point instances in the persistence context might consume too much memory. The sample code above clears the persistence context after every 10,000 persists. Updates
Manual
5

Database Explorer [2011-09-21]

command depends on the context. Deleting a reference field sets the value to null without deleting any ... (Table or Tree) and using the [Set View] context menu command.
Manual
5

Database Explorer

command depends on the context. Deleting a reference field sets the value to null without deleting any ... (Table or Tree) and using the [Set View] context menu command.
JDO Doc
5

jdoPostLoad()

Method javax.jdo.listener.LoadCallback void jdoPostLoad() Called after the values are loaded from the data store into this instance. This method is not modified by the enhancer. Derived fields should be initialized in this method. The context in which this call is made does not allow access to other persistent JDO instances. Since: JDO 2.0
JDO Doc
5

jdoPreStore()

Method javax.jdo.listener.StoreCallback void jdoPreStore() Called before the values are stored from this instance to the data store. Data store fields that might have been affected by modified non ... so that changes to persistent fields will be reflected in the data store. The context in
Manual
4

Server Configuration

is listening for new connections. Usually the default port 6136 should be specified. If another port
Manual
4

Database Replication and Clustering

these details to connect to the master server in order to listen to updates. The updates are automatically
JPA Doc
4

JPA Annotations for Classes

JPA defines three types of persistable classes which are set by the following annotations: Chapter 2 of the ObjectDB manual explains these annotations in detail. Entity and mapped super classes can be further configured by annotations that specify cache preferences and lifecycle event listener