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Vacuum - Reclaiming Unused Space In Odb

which the data is inserted. But any unused space in a BTree is normal and may help accelerating future ... on our data and we have a limited window of time to perform these backups. We've looked into using ... also exist. support Support Kevinwh, I'm looking into ObjectDB for a new product I'm working

Selective merge/cascade of detatched entity

salesman back into the database to keep it in step. The code i have to do this is akin ... for improvement would be where I'm inserting a new company each time, such as: EntityManagerFactory emf

Different behavior with persist() and queried instances?

the object instance after inserting it into the database everything is perfect -- in debugger

OutofMemory error with Object DB 2.0

and inserts 200 records at a time. The transaction obtained from the PersistentManager is commited ... Our IT team is still looking into it. madhuarish Bhanu Pathak Meanwhile other users used the FTP

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

Hello, we have a useCase in which we consume too much memory and run into a "GC overhead limit exceeded" exception. Nearly 90% of the memory are taken by com.objectdb.o.PRU (49%) com.objectdb.o.SEV ... (PRU, SEV, VAL[]) has been created. btc_es BTC EmbeddedSystems This may be caused by large insert

Can't open replicated database

this may be related to the initial empty state of the database. I inserted a few rows into the databases

Activation & Object Model Enhancement

to somewhat generate a key with maven & odb on developer machine that could be inserted into our class

NullPointer running multiple client against server

messages. The message is split into a lightweight metadata message to allow fast searching and a more heavy weight data message. The put methods are shown below. The message is made up of an id, insert


, and merges the persistent state of the detached instance into the persistent instance. Only the state ... Since: JDO 2.0 T merge(T entity) Merge the state of the given entity into the current persistence context. Merge the state of the given entity into the current persistence context. Parameters: entity - entity


the values in these fields. The callbacks might also be used if the persistent instances need to be put into ... programmer would implement jdoPostLoad to put itself into the list of managed instances ... are loaded from the data store into this instance. Called after the values are loaded from the data store

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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