About file

release

2.6.8

... Added an option to write javaagent enhanced classes to file ( for diagnosis ). Extended temporary files support to ... in the same transaction. Fixed temporary file management for very large transactions ( feature request #255 ). ...

 
page

ObjectDB Object Database Features

ObjectDB provides a rich set of features, many of them as the result of supporting the JPA and JDO APIs.... Database file size up to 128 TB (= 131,072 GB = 134,217,728 MB). ... Up to 2,147,483,648 entity classes per database file. Up to 2,147,483,648 indices per ...

 
forum_thread

Replaying recorded requests...

Hi, I get the following when ODB starts in embedded mode: Replaying recorded requests... then I get something like 500 lines of recordset information. Here is the relevant part of the config file: Questions: 1) Why am I seeing this if I've set recording enabled to false? 2) I... information. Here is the relevant part of the config file: <database > <size initial = "256kb" ... have recording sets when that is turned off in the config file? b) should I be worried about so many 'nonclosed' files?   ...

 
manual

[ODB1] Chapter 4 - JDO Metadata

Shows how to define JDO metadata for persistence capable classes. A JDO metadata file is an XML file with a '.jdo' suffix, containing information about one or more persistent ... classes, and only them, have to be declared in a metadata file. The metadata is used first by the JDO Enhancer, and later by the JDO ...

 
release

2.7.1

... #295 ). Fixed the location of a temporary file for index update ( issue #296 ). Fixed a bug in schema ... Added an option to write javaagent enhanced classes to file ( for diagnosis ). Extended temporary files support to ...

 
forum_thread

Deploying objectdb.jar to karaf 4.0.7 seems to fail

Hello, I'm evaluating ObjectDB for a future use in an OSGi project using Apache Karaf 4.0.7 (and later) as OSGi container. When I try to deploy the objectdb.jar file to Karaf (copy the jar file to the deploy folder in Karaf) I get a stacktrace in the Karaf log file with the following message: ... container. When I try to deploy the objectdb.jar file to Karaf (copy the jar file to the deploy folder in Karaf) I get a stacktrace in the Karaf log file ...

 
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. ... that runs on tomcat4. I am using the default configuration file. I am getting the follwing error when I launch the ... Failed to create a new file 'file:C:\Program Files (x86)\Apache Group\Tomcat ...

 
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: ...   }   The attached DB file has 3 records which were updateted by a remote client (over RMI). They ... started the application without a DB. It creates a new DB file and then adds 5 records in it. The DB file is in trvr-good.zip. All works ...

 
release

2.7.0

... Added an option to write javaagent enhanced classes to file ( for diagnosis ). Extended temporary files support to ... in the same transaction. Fixed temporary file management for very large transactions ( feature request #255 ). ...

 
forum_thread

Index causes increased memory usage

Hello, ... with our embedded ObjectDB system, we configured our JDO file that defines our persistable objects with some unique String ... too much memory. You can try decreasing the temporary file threshold , but that may slow performance. To understand the ... Monday.  I'll have to take a look at the database file count Monday as well. According to the documentation the page ...