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1

Level 2 cache not hit in @ManyToOne

and reading in my app). Problem 1: find by id on Item it's good, it hits the cache, but not for its field "user". "user" is loaded each time from the DB (tested by changing data in explorer and reading in
Issue
1

Monitoring and Performance counters

informations about how DB is doing. It would be nice to monitor: - inserts/s, updates/s, deletes/s, reads/s - total inserts, update, deletes, reads - I/O operations/s - caches current usage - uptime from
Issue
1

Navigation through lazy loading from Detached Objects

that can preempty data that will be needed in the user interface. [Recommended reading JPA Pro 2: - p.164 ... (which are not detached anymore) have long life. So feedback is needed. confirming have read and will try
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1

New to Product & Having An Issue

Greetings ObjectDB Users! I'm new to the product, and I've setup a simple test after reading the tutorial, and I'm running into some issues with queries, specifically querying by primary key.   I ... it should work. Anyway, = is more efficient than equals, and equals is not JPA portable. I just read
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1

newbie - lots of exeptions

afterCompletion() callback: [ObjectDB 2.4.4_06] javax.persistence.PersistenceException Failed to read ... ) at java.lang.Thread.run(Thread.java:722) Caused by: com.objectdb.o.UserException: Failed to read
Issue
1

NullPointer when accessing entity field

but not during reading/writing to objectdb. The issue occurs just once during our test ... concurrently by more than one thread? We are using EntityManagers in following way: for single read/write
Issue
1

NullPointerException in ENH.g(ENH.java:401)

but one corrupt instance is still included). I error happens when reading the field "Event.participants ... issue with the database file (before deleting all other entities of type "Event" I could not read
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1

ObjectDb Supports Clustering of Servers?

. You can use it for a cluster of database servers, with one read / write master and several read
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1

One transaction or two?

and adds into separate transactions? I think I remember reading in another forum post ... . Since you are asking about add/remove operations rather than read operation (in which the L1 cache is important
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1

OutofMemory error with Object DB 2.0

of 1024MB, I get this error. The application reads xml file of around 1GB and creates a new odb file ... the transaction for every 200 records (reads from xml and persists to odb) The PersistenceManager