Fast Object Database for Java - with JPA/JDO support

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401

Advanced JPA Topics

This section discusses advanced JPA topics:
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[ODB1] Chapter 1 - About ObjectDB

three editions: Free, Embedded and Server. Server Database Edition This is the most advanced edition ... applications and advanced features, like remote database administration and manipulation. However, web
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About ObjectDB Database

. Advanced querying and indexing capabilities. Effective in heavy loaded multi-user environments. Can easily
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CRUD Database Operations with JPA

are expected. The result list can be iterated as any ordinary Java collection. More advanced queries
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Chapter 3 - Using JPA

This chapter explains how to manage ObjectDB databases using the Java Persistence API (JPA). The first two pages introduce basic JPA interfaces and concepts: The next section explains how to use JPA for database CRUD operations: More advanced topics (e.g. locking and events) are discussed in the last section:
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[ODB1] Chapter 6 - Persistent Objects

(the commented line in the code above). Retrieval by Query The most advanced method for retrieving objects
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Is ObjectDB better than competing object databases?

for the Java Persistence API (JPA). It also supports a more recent and advanced version of the Java
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javax.jdo.JDOUserCallbackException

() and related methods. This method, which is designed for use by RPC frameworks and other advanced
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java.lang.Exception

and other advanced systems, allows the client to override the default stack trace that is either generated
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javax.persistence.NoResultException

methods. This method, which is designed for use by RPC frameworks and other advanced systems, allows

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.

Need Help?

  1. Search ObjectDB website
  2. Read the FAQ
  3. Follow the Tutorials
  4. View or post in the forum
  5. Search or file an issue
  6. Contact support