About Object Database

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Tutorial
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Step 3: Add a Context Listener Class

The Guest entity objects will be stored in an ObjectDB database, which will be represented by ... a ServletContextListener to perform initialization and cleanup operations: The database will be opened (or created ... . The database will be closed when the web application stops (or when the web server shuts down), by
Manual
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ObjectDB Developer's Guide [2018-10-28]

.             Shows how to use JPA to store, retrieve, update and delete database objects.             Explains ... Welcome to ObjectDB for Java/JPA Developer's Guide. Here you can learn how to develop database ... the following six chapters:             Demonstrates basic database programming using ObjectDB and JPA
Manual
9

ObjectDB Developer's Guide

.             Shows how to use JPA to store, retrieve, update and delete database objects.             Explains ... Welcome to ObjectDB for Java/JPA Developer's Guide. Here you can learn how to develop database ... the following six chapters:             Demonstrates basic database programming using ObjectDB and JPA
Manual
9

ObjectDB Developer's Guide [2018-09-11]

.             Shows how to use JPA to store, retrieve, update and delete database objects.             Explains ... Welcome to ObjectDB for Java/JPA Developer's Guide. Here you can learn how to develop database ... the following six chapters:             Demonstrates basic database programming using ObjectDB and JPA
Forum
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500Mb ObjectDb database opening issue

Hi, I have observed that 500 Mb objectDb database opening time is very slow (~3 seconds ... any way to speed-up open time for big databases? Definitely, it's too long for 500 Mb database! We gonna work with ObjectDb databases which may have size more than 5Gb and opening database time
Issue
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Database access error , Doctor hanging on trying to repair, production shutdown at our biggest customer

, which is part of one large ObjectProperty object of 2699 bytes that was divided to two database ... we have a database shutdown, logs are showing: [2017-07-10 21:07:23 #1 store] Database 'F ... : SectionClassifier{2->merger[2699]-missing:1}     on running Doctor it hangs after reading in the database, just
Forum
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em.flush(); em.clear(); loosing data and not persisting managed objects

objects to database. Sometimes it does other times it doesn't. Here is my Entity. import javax ... .objectdb.com/database/issue/new com.objectdb.o.InternalException: null com.objectdb.o ... tracking management system called CMVC, since I don't have direct access to that database
Forum
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OutofMemory error with Object DB 2.0

after persisting 200 records and then the same transaction object from the same PersistentManager ... .commit(EMImpl.java:279) at com.anritsu.eu.database.DatabaseImplementation.storeItem(Unknown Source) at com.anritsu.eu.database.DatabaseMessageStorer.newItemParsed(Unknown Source) at com.anritsu.eu
Forum
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Speed of queries that return many objects

a standard database (or object database) activity. The main idea of a database is that large amount of data ... if this is something I should investigate. So I created a database with 1_000_000 dummy entities (example ... and tuning it could be in the range of 1-2 seconds. The overhead of preparing entity objects
Issue
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new objects not available in mappedBy associations

when the object is retrieved from the database again. Try to refresh the department object ... already contains a value - it will not be run again unless the object is retrieved again from the database ... > employees;   creating a new mapped class, e.g. new Employee, won't result in this object being available in