About ObjectDB

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Manual
6

Logical Operators in JPQL and Criteria API

expressions out of simple JPQL boolean expressions. Logical Operators ObjectDB supports 2 sets ... , the JDO Query Language). ObjectDB supports both forms. Binary AND (&&) Operator The following query ... and the other operand is either TRUE or NULL, the result is NULL (unknown). ObjectDB supports
Tutorial
6

Step 1: Create a Java Project [2011-01-29]

) and click Next. In the Libraries tab, click Add External JARs... and select the objectdb.jar file from the bin subdirectory of the ObjectDB installation directory: Click Finish to create the project ... project with ObjectDB/JPA support. ObjectDB/JPA can also be added to existing projects, by adding
Tutorial
6

Step 1: Create a Java Project

) and click Next. In the Libraries tab, click Add External JARs... and select the objectdb.jar file from the bin subdirectory of the ObjectDB installation directory: Click Finish to create the project ... project with ObjectDB/JPA support. ObjectDB/JPA can also be added to existing projects, by adding
Manual
6

Chapter 1 - Quick Tour [2010-10-29]

This chapter demonstrates basic ObjectDB and JPA concepts by introducing a simple example program ... ObjectDB databases and perform basic CRUD operations (Create/Store, Retrieve, Update and Delete) on ObjectDB databases. The example program that this chapter presents manages a simple database
Manual
6

Chapter 1 - Quick Tour

This chapter demonstrates basic ObjectDB and JPA concepts by introducing a simple example program ... ObjectDB databases and perform basic CRUD operations (Create/Store, Retrieve, Update and Delete) on ObjectDB databases. The example program that this chapter presents manages a simple database
Manual
6

What's next? [2016-01-30]

This chapter introduced the basic principles of using JPA with ObjectDB. You can dive into the details by reading the other chapters of this manual. If you prefer to get started using ObjectDB right ... your own ObjectDB/JPA programs simply by modifying this sample program. Reading the Next Chapters
Manual
6

What's next?

This chapter introduced the basic principles of using JPA with ObjectDB. You can dive into the details by reading the other chapters of this manual. If you prefer to get started using ObjectDB right ... your own ObjectDB/JPA programs simply by modifying this sample program. Reading the Next Chapters
Forum
6

Glassfish 4 AbstractMethodError: com.objectdb.jpa.EMF.createEntityManager

Hi! I've been trying to get Glassfish 4 (Java EE 7) work with ObjectDB the whole day ... .TransactionRolledbackLocalException: Exception thrown from bean: java.lang.AbstractMethodError: com.objectdb.jpa.EMF ... .AbstractMethodError: com.objectdb.jpa.EMF.createEntityManager(Ljavax/persistence/SynchronizationType;Ljava/util/Map
Forum
6

Need help to analyse very high memory usage by objectdb (PRU, SEV, VAL[])

exceeded" exception. Nearly 90% of the memory are taken by com.objectdb.o.PRU (49%) com.objectdb.o.SEV (29%) and com.objectdb.oVAL [] (9%). When debugging, we did not get the reason for the high memory ... . Small hint @ObjectDB (not related to this thread): I got the following message after save
Forum
6

ObjectDB and JPA

Hello !! I am new in JPA / ObjectDB development and I have many questions:   1. General questions 1.1. If I understood correctly, ObjectDB is an implementation of JPA standard (currently 2.0)? 1.2. Is ObjectDB on the same level like Hibernate with only difference that Hibernate stores the data in