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Getting Started
Using JDO requires several components that work together: a database that stores your data persistently an application that operates through the JDO layers on the database a JDO... -
JDO Helper
PersistenceManagerFactory methods Persistence methods Lifecycle methods JDO provides a standard utility that gives access to useful parts of the JDO persistence process. This i... -
Types of Fields
Supported Java Types First-Class (FCO) Types Second-Class (SCO) Types Simple Types Temporal Types Collection/Map Types Array Types JDO Attribute Converters Supported Java... -
Why JDO?
The majority of applications need to persist (or store) data during their lifecycle. There are many ways of doing this with an application written in Java. If your datastore is ... -
Get Involved
How do I contribute (e.g. give feedback, fix bugs, etc.)? Reporting Bugs Contacting Us Contributing as a Non-Committer Becoming a Committer How do I contribute (e.g. give fe... -
Transactions
Locking Non-Transactional When managing the persistence of objects using a PersistenceManager it is common to handle all datastore operations in a transaction. For this reason ... -
Glossary
JDO utilizes some terminology used elsewhere (e.g. Java EE) but also introduces some terminology that may be new to people. Below is a glossary of some common terms that may be en... -
Source Code
JDO Source Code Source Code Version Control Checking Out Code Web Site Specification JDO Source Code Source Code Version Control The ASF operates a dual hosting system for ... -
References
Articles Books Articles There have been several articles about JDO on various websites. Some are listed below SUN : Oracle JDO Web Site http://www.oracle.com/technetwork/java... -
Data Replication
There are times when you need to replicate data between datastores. In many cases datastores themselves provide a means of doing this, however if you want to avoid using datastore...