Fast Object Database for Java - with JPA/JDO support

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Best practise loading big data

the tool needs less than 2 minutes to read a million values - now as before with different cache ... the tool needs less than 2 minutes to read a million values - now as before with different cache
1

Exporting the data out of the ObjectDB

you so there is no out of box tool that is available, i will essentially have to write java module ... them to relational store ? Thank you. Sandeep Sandeep Dhamale No out of the box tool available now. You may subscribe (and vote) for this feature request. support Support
1

Replicated cluster recovery

If I create a replicated database cluster as per http://www.objectdb.com/java/jpa/tool/replication what is the behaviour of the master database after a failure? For example, say I have MasterDB and SlaveDB in the cluster. If MasterDB goes offline the application will automatically switch to SlaveDB
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Objects are not garbage collected

Hello, we've encountered a problem in our tool that eventually causes a GC Overhead / out of memory error: We import structures called "FormalRequirements" that in turn contain entities called "NormalizedAccessPathImpl" (and InterfaceObjects). Each FormalRequirement is imported in
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ObjectDB BIRT Driver Update

The ObjectDB BIRT/ODA driver is an extension of the open source Business Intelligence and Reporting Tools (BIRT) that adds support of ObjectDB as a data source and JPQL as a data set query language. In the current implementation ObjectDB is embedded in the driver. Any 2.x version of the driver
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Managing software release cycles.

without downloading the entire DB file? Are there any command line tools like sqlPlus to connect to a DB and execute
1

Compare old and new schema

? Thanks, farid oudjanef Farid Oudjane Currently there is no automatic tool to compare the old schema
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javax.jdo.JDONullIdentityException: The identity must not be null.

|glassfish3.1.1|javax.enterprise.system.tools.admin.org.glassfish.deployment.admin|_ThreadID=24
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How to check what is taking most space in DB file

Hi, we are using Object DB for quite a while. And some of our DB files are growing to bigger sizes that we would love to. We started to deleting Entity instances which we don't need anymore, but without much luck of preventing the growth. Are there some Tools that we can use to find
1

What are the steps of creating small web app?

, JavaDB, BIRT/ Jasper reporting. Tools: Eclipse, Netbeanse, SVN, Git repositories, SQLyog, Glassfish

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.

Need Help?

  1. Search ObjectDB website
  2. Read the FAQ
  3. Follow the Tutorials
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  5. Search or file an issue
  6. Contact support