Fast Object Database for Java - with JPA/JDO support

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1

does ObjectDB / JPA support simple password field encryption of an entity class?

ObjectDB does not (currently) support this ability. Consider using JPA Lifecycle Events to encrypt
1

Auto Date for Creation and Update

tlehmann Thomas Lehmann You may be able to update these time/date fields in a JPA lifecycle event
1

Object DB vs EclipseLink/TopLink: Unloaded relationships in detached entities

manager is used, the lifecycle of the persistence context is always managed automatically
1

Bean Validation (JPA 2.0)

JPA 2 adds support for integration with the Bean Validation API. Constraints that are defined for entity and embeddable classes by using annotations can be checked automatically on PrePersist, PreUpdate and PreRemove JPA lifecycle events. Integration with the Validation API is not supported yet by
1

Does ObjectDB has a similar feature like Oracle Database Change Notification ?

lifecycle events. But these events are fired only in the application that causes the update, so in
1

Working with a cleared cache

restrictions on code in JPA/JDO lifecycle event callbacks. ObjectDB should produce better error
1

New Index causing troubles

.planogram_lifecycle.RackPlanogram.getPlanogram(Unknown Source) eu.extech.serverImpl.QuantServerImpl
1

JPA 2.1 and AttributeConverter

field for the File or URL and convert it from/to byte[] or String in JPA lifecycle events methods

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

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