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objectdb-2.6.9_02 (with "objectdb.temp.no-enhancement-crc-check") vs. generic classes with interfaces: detailed investigation

. Regarding setting system properties in web applications, without getting into details, possibly the specific ... your web application. support Support Thanks, objectdb-2.6.9_06.jar seems to work (with minimal testing ... are crucial to an Expert System web app I develop; please do not be further concerned
20

Modifying something with Explorer -> app JPQL with Enum doesn't work anymore

with the current report and web application, but addressing this by our support team is expected ... that develop web application to post web applications as examples, but since it requires considerably ... about what might be. zmirc Mircea Chirac Attempt to run the web application at #1 above failed with many
4

ObjectDB - Object Database for Java (JPA/JDO)

Boost your application database performance. Database performance is critical as it is the bottleneck in most applications. ObjectDB is extremely fast and much faster than any other JPA solution ... layer. The result is better performance and faster applications, especially when the object data model
4

Server Configuration

of an ObjectDB server is similar to the document root directory of a web server. Every database file in
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javax.persistence.spi.PersistenceUnitInfo

, be uniquely named and be resource-loadable from the application classpath. Each mapping file name ... PersistenceUnitInfo.getClassLoader. None of the classes loaded by this class loader will be visible to application ... unit. (If the persistence unit is rooted in the WEB-INF/classes directory, this will be the URL
3

What is the Java Persistence API (JPA)?

applications. The main advantage of JPA over JDBC (the older Java API for interacting with databases ... the relational database (as tables and records) and the representation in the Java application (as classes ... Persistence API (JPA). By interacting with ObjectDB using standard JPA you can keep your application
0

Step 3: Define an EJB Session Bean

application servers such as GlassFish and JBoss, and not by servlet containers, such as Tomcat and Jetty. By using EJB classes we can move some work from the application to the EJB container (i.e. to the application server). For instance, in this application the server: Manages the instantiation
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Getting Started with JPA

This tutorial demonstrates how to create and run a simple JPA application. The demonstrated application uses JPA to store and retrieve simple Point entity objects, where each Point has two persistent ... . The sample application is also explained in details in Chapter 1 of the ObjectDB Manual, but if you prefer
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Step 3: Define an EJB Session Bean

are only supported by Java EE application servers such as GlassFish and JBoss, and not by servlet containers, such as Tomcat and Jetty. By using EJB classes we can move some work from the application to the EJB container (i.e. to the application server). For instance, in this application the server
0

javax.jdo.JDOEntityManager

the PersistenceManager at transaction completion. This method allows the application to explicitly provide a hint ... specific. The unwrap method is to be preferred for new applications. Returns: underlying provider ... getTransactionalObjectId, or might have been constructed by the application. If the PersistenceManager is unable

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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