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ObjectDB version 2.5.2

Version 2.5.2 Added automatic creation of the log directory if it does not exist. Added support of old Spring Framework versions (with JPA 1.0). Fixed "InternalException: InterruptedException" due to application interrupts in embedded mode. Fixed a class loading conflict with Log4j. Fixed very slow
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ObjectDB version 2.7.0

allowing page sizes larger than 64KB (which are not supported by ObjectDB). Fixed an issue of very slow online backup.
Issue
1

500Mb ObjectDb database opening issue

Hi, I have observed that 500 Mb objectDb database opening time is very slow (~3 seconds) for following code long time = System.currentTimeMillis(); m_EntityMgrFactory = Persistence.createEntityManagerFactory( "objectdb:" + aFilename ); m_EntityManager = m_EntityMgrFactory.createEntityManager
Issue
1

ArrayIndexOutOfBounds with Critera API and function call

recommended because: It is non standard JPA extension. It is inefficient (slow). But it should work
Forum
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Bulk Delete and Update - best practice?

) but this is painfully slow when there is a high number of large objects. Currently transactions are limited
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1

can removing an entity throw an exception if the entity is in use?

will have to be adjusted to your specific model. It might be a slow query. Maybe indexes on the relevant fields
Forum
1

Connection performace after upgrade to objectdb 2

and PersistenceManager per PersistenceManagerFactory are slow, but this is normal since many one time
Forum
1

Create simple index for a Id field

, but still too slow in my opinion. Notice I have a db with at least 1M objects, the only way I want
Issue
1

Database File Encryption

ObjectDB supports encryption of client-server communication over the network using SSL. Encryption of data in database files is less commonly used, since it slows the database. In addition, when necessary, external encryption can be used (e.g. at the operating system level
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1

Degrading performance overtime

Method) This is a system operation, which is apparently too slow, and blocks other operations