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9

Detached Entity Objects

again. Detached objects are useful in situations in which an EntityManager is not available
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Strings in JPQL and Criteria Queries

above) are available also as JPA criteria query expressions. The CriteriaBuilder interface provides
9

FROM clause (JPQL / Criteria API)

the illusion that all the database objects are available in memory for navigation. But this feature
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Date and Time in JPQL and Criteria Queries

when the query is run. Functions for extracting date and time parts are also available in criteria queries
9

Collections in JPQL and Criteria Queries

Expressions JPQL collection operators and functions (which are described above) are available also as JPA
9

Logical Operators in JPQL and Criteria API

Additional factory methods are available for a variant number of predicates: Predicate p3 = cb
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Numbers in JPQL and Criteria Queries

operators and functions (which are described above) are available also as JPA criteria query
1

JPA Tutorials

are also available for download as ready to use Maven projects (which can be opened and used in Eclipse, NetBeans, IntelliJ IDEA and JDeveloper).
1

Java EE 6 JPA Tutorial - Eclipse Project

Eclipse: Right click the project node and select Run As > Run On Server. (this command is available
0

[ODB1] Chapter 8 - ObjectDB Server

. There are several implementations of SSL available for Java. ObjectDB uses the JSSE implementation

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