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46

Failed to generate dynamic type objectdb.java.util.ArrayList

Ran into this error recently on a deployment server. Any thougths? [ObjectDB 2.2.8_06] Unexpected ... ). Please report this error on http://www.objectdb.com/database/issue/new com.objectdb.o.InternalException: com.objectdb.o.UserException: Failed to generate dynamic type objectdb.java.util.ArrayList com
46

500Mb ObjectDb database opening issue

Hi, I have observed that 500 Mb objectDb database opening time is very slow (~3 seconds ... .createEntityManagerFactory( "objectdb:" + aFilename ); m_EntityManager = m_EntityMgrFactory.createEntityManager ... ! We gonna work with ObjectDb databases which may have size more than 5Gb and opening database time
45

Dependency from enhanced classes to the objectDB library

) to the objectDB library. Our Business Objects are the JPA entities. We developed our product domain driven ... and to the central DataAccess Layer. The Central DataAccess Layer has a dependency on JPA & ObjectDB ... the entities. java.lang.NoClassDefFoundError: com/objectdb/spi/TrackableUserType at java.lang.ClassLoader
43

ObjectDB Enhancer Tool in Java 9

be addressed by a Java 9 compatible ObjectDB future release, but while waiting for that release, perhaps you could give some advice for my current issues. Firstly, I created my own ObjectDB module. I try to run com.objectdb.Enhancer from that module, but ObjectDB gives the error below. My guess is the error
9

Database Management Settings

="128mb" /> When enabled, a recovery file is created by ObjectDB when a database is opened and deleted by ObjectDB when the database is closed. The name of the recovery file is based on the name ... , the recovery file can be used to fix the database. Recovery from failure is automatically applied by ObjectDB
9

Unexpected exception (Error 990) com.objectdb.o.InternalException

. [ObjectDB 2.6.0_04] Unexpected exception (Error 990) Generated by Java HotSpot(TM) 64-Bit Server VM 1.7.0_71 (on Windows 7 6.1). Please report this error on http://www.objectdb.com/database/issue/new com.objectdb.o.InternalException: java.lang.NullPointerException: null java.lang
9

stress test -> com.objectdb.o.InternalException: null

storage ObjectDB) each 50 milliseconds. An API call might have between 1-4 db calls ... ] with root cause [ObjectDB 2.5.5] Unexpected exception (Error 990) Generated by Java HotSpot(TM) Client VM 1.8.0_05 (on Windows 8.1 6.3). Please report this error on http://www.objectdb.com
8

Database Connection using JPA

defines classes that implement these interfaces. When you use ObjectDB you work with instances of ObjectDB classes that implement these interfaces, and because standard JPA interfaces are used ... emf = Persistence.createEntityManagerFactory(     "objectdb://localhost:6136/myDbFile.odb
8

[ObjectDB 2.6.9] Unexpected exception (Error 990)

[2017-03-29 14:04:44 #1 client] [ObjectDB 2.6.9] Unexpected exception (Error 990) Generated by Java ... .objectdb.com/database/issue/new com.objectdb.o.InternalException: null com.objectdb.o.InternalException at com.objectdb.o.BYR.o(BYR.java:113) at com.objectdb.o.BYR.w(BYR.java:206) at com.objectdb.o
0

[ODB1] Chapter 2 - A Quick Tour

This chapter introduces basic ObjectDB and JDO concepts, using two sample programs. We start with the HelloWorld sample program, which is not JDO portable because it uses some ObjectDB extensions ... by step. Both sample programs are contained in ObjectDB's samples directory. 2.1 Hello World

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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