pb-tutorial

Persistence Broker Tutorialby Brian McCallisterTable of contents1 The PersistenceBroker API..........................................................................................................21.1 Introduction............................................................................................................................. 21.2 A First Look - Persisting New Objects....................................................................................21.3 Querying Persistent Objects.................................................................................................... 41.4 Updating 51.5 Deleting Persistent Objects......................................................................................................61.6 Find object by primary key62 Exception Handling......................................................................................................................7Copyright © 2002-2006 The Apache Software Foundation. All rights reserved.Persistence Broker Tutorial1. The PersistenceBroker API1.1. IntroductionThe PersistenceBroker API provides the lowest level access to OJB's persistence engine. While it isa low-level API compared to the OTM, ODMG, or JDO API's it is still very straightforward to use.The core class in the PersistenceBroker API is theorg.apache.ojb.broker.PersistenceBroker class. This class provides the point ofaccess for all persistence operations in this API.More detailed information can be ...