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Manual
62

Database Doctor

database file Checks a given ObjectDB database file, verifies that it is healthy and valid ... of a corrupted ObjectDB database file Repairs a corrupted ObjectDB database file by creating a new fresh database file and then copying all the recoverable data in the corrupted database file to the new
Manual
60

Database Transaction Replayer

can apply recorded database operations on a matching database backup (if available). This ability is useful for two different purposes: It enables recovery from a database failure by replaying ... & Recording Files When recording is enabled, ObjectDB maintains for every database file a recording
Tutorial
58

JPA Tutorials

The following tutorials demonstrate how to develop database driven applications using JPA and the ObjectDB ODBMS (Object Oriented Database Management System). Console JPA Tutorial The Quick Start tutorial demonstrates how to use ObjectDB and JPA in a console application: Quick Start with JPA
Manual
58

Database Server

ObjectDB Server is a tool that manages ObjectDB databases in a separate dedicated process, making these databases accessible to client applications in other processes including ones on other remote ... are: The ability to access and use databases from different processes simultaneously. The ability to access
Manual
53

Chapter 5 - Database Tools and Utilities

Describes the ObjectDB object database tools - the Explorer, the Server, the Enhancer, the Doctor and the Replayer.
Manual
53

Database Connection using JPA

A connection to a database is represented by an EntityManager instance, which also provides functionality for performing operations on a database. Many applications require multiple database connections ... database connection, using a separate EntityManager instance, for every HTTP request. The main role
Manual
53

Database Replication and Clustering

, the same database is managed on multiple machines (nodes), possibly in different geographic locations ... master-slave replication the master node manages the main (master) database, which supports Read / Write operations. The other (slave) nodes in the cluster manage identical copies of the same database
Manual
46

Paths and Types in JPQL and Criteria API

over all the Country objects in the database. For a country with no capital city, such as Nauru, c.capital ... of all the entity objects in the database, excluding Country entity objects: SELECT COUNT(e) FROM ... is an extension of ObjectDB that can be used to iterate over all the entity objects in the database
FAQ
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Which API should I use - JPA or JDO?

code. When to prefer JDO JDO might be preferred when portability to other object databases is more important than general portability to both object and relational databases. JPA is designated to be used mainly with relational databases. ObjectDB is the only object database that supports JPA
Result
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About ObjectDB Database

All about ObjectDB Database in Java/JPA database - explanations, examples, references, links and related information.