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exception during online backup

hi   from time to time i get exception during online backup in server/client config: Exception in thread "Thread-0" com.objectdb.o.UserException: Failed to read from file 'D:\twozniak\Desktop\db ... .RandomAccessFile.readBytes(Native Method) at java.io.RandomAccessFile.read(RandomAccessFile.java:338) at java
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find repeated records by JPQL

: Exception in thread "main" [ObjectDB 2.2.9_03] javax.persistence.PersistenceException Failed to read ... .UserException: Failed to read the value of field field image.URI.baURI using reflection at com.objectdb.o
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find() cost unreasonable time!

);   System.out.println(); } Please post a full runnable program, as explained in these instructions. I do read ... =11, 4096 nodes, 10.625000 seconds For each 'y', I delete the .odb file. > I do read your Instructions
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How to package orm.xml when using EJB in WAR?

, and a singleton annotated with @Startup can access the database OK for both read and write ... ._PersistenceException: Failed to read a resource '/META-INF/orm.xml' (referenced from persistence.xml) One partial
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How to Use a SF with extended Persistence Context?

:02,780 INFO  [org.jboss.as.jpa] (MSC service thread 1-16) JBAS011401: Read persistence.xml for guest-pu ... java:module/GuestUpdater 13:52:03,019 INFO  [org.jboss.as.jpa] (MSC service thread 1-2) JBAS011401: Read
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Improvement in replication

Hi, I was thinking about some improvement in replication mechanism. Our application do only few writes (mostly reads), but those writes are important for us - objects rating, profile modifications. So in current implementation when master node dies, there is only a chance to read data from slave
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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
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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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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