About files

release

2.7.1

... Fixed deletin g large transaction temporary files (in the experimental large transactions feature ). ... 2.6.8 Added JPA XML validation schema files to Maven/JEE objectdb.jar. Added automatic release of ...

 
forum_thread

ClassCastException on SELECT NEW ... after UPDATE over Java RMI

Hi, we are using ObjectDB 2.5.4_04 on Linux. Our application, which uses ObjectDb as a DB, exposes a Java RMI interface which allows remote RMI clients to run JPQL queries on the DB. The application internally runs SELECT NEW ... queries. For example: ... in the original attached DB, we are attaching here two DB files which were produced under controlled condition as follows: 1. We ... is just an example.   Each of the DB files shows the id field for all 5 records as Long. We do not update the id ...

 
forum_thread

Getting com.objectdb.o.UserException:

I am using the object db version 2.x in a web application that runs on tomcat4. I am using the default configuration file. ... Failed to create a new file 'file:C:\Program Files (x86)\Apache Group\Tomcat ... by: java.io.FileNotFoundException: file:C:\Program Files (x86)\Apache Group\Tomcat ... either: Change the location of the log files to another path. Or: Grant the ObjectDB ...

 
release

2.7.0

... Fixed deletin g large transaction temporary files (in the experimental large transactions feature ). ... 2.6.8 Added JPA XML validation schema files to Maven/JEE objectdb.jar. Added automatic release of ...

 
forum_thread

Index causes increased memory usage

Hello, ... cache is managed per open database. How many database files do you use concurrently? ObjectDB Support ...

 
forum_thread

OutOfMemoryError on search after update on DB created with DB Doctor

It looks like there may be an issue with the DB files created with DB Doctor in recovery mode. This is the scenario that results in the OutOfMemory exception problem (using Object DB 2.5.4_04): 1. We instruct Object DB to create a 1Gb DB file on initial start-up using: <database> <size initial="1024mb" resize="256mb" page="2kb" /> This happens as expected. ... It looks like there may be an issue with the DB files created with DB Doctor in recovery mode. This is the scenario that ... changes - just testing the use of DB Doctor to check DB files during package installation. We get the recovered file, but it is much ...

 
forum_thread

Doctor - high memory usage

Hi, Is it possible to reduce Doctor memory usage? Right now for recovering 67MB database, I need to set heap space to at least 450MB. Even then whole process takes ages. Optimal setting for this database is about 650MB. It's about ten times of size of database. ... The Doctor will use less memory and more temporary files, but it might become even slower.     ... and results: odb@devodb:~/objectdb-2.1.1_04/db-files$ java -Xmx650m -cp ../bin/objectdb.jar com.objectdb.Doctor ...

 
release

2.6.7

... file ( for diagnosis ). Extended temporary files support to update queries ( issue #255 ). Improved ... Fixed a synchronization bug in using temporary files in large transactions. Fixed a bug in using @TableGenerator ...

 
api-jdo

javax.jdo.JDOHelper

This class can be used by a JDO-aware application to call the JDO behavior of PersistenceCapable instances without declaring them to be PersistenceCapable.(Class of JDO)

 
tutorial

Java EE 6 JPA Tutorial - IntelliJ Project

Opening a Java EE 6 JPA Maven web application project in the IntelliJ IDEA. To open and run the  Java EE 6 Web Application tutorial project in IntelliJ IDEA: Download and extract the project zip file: Java EE 6 JPA Web App - Maven Project (6KB) . Open the project in IntelliJ IDEA: Select  File > Open Proj ...