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1

Database Inconsistency or corruption

. ObjectValue ID:=100, TYPE:=Person, REVISION:=0, isPersisted:=true, LockMode:=PESSIMISTIC_WRITE ... :=100, TYPE:=Person, REVISION:=2, isPersisted:=true, LockMode:=PESSIMISTIC_WRITE]] ... Attribute  ID
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database optimization

? 2) (separate issue) I'm noticing that write queries are around 20-50x slower than read queries ... (which is less effective in writing). If you can post a simple test that demonstrates these observation this could be explored further. dmoshal
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1

Date field Index is corrupted due to time change

more details on how the corruption actually happens? It could happen if during writing a pure date ... are written only to the BTree leaf pages) and the change of the offset is between these write operations
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Duplicate a table

a table before erasing the content. Thanks. You will have to write code for this purpose. Use enhanced classes to get best performance in reading and writing the objects. The impact of object instantiation on performance should be minor. Linuski
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1

Embedded & Activation & Scalation

always have a SPOF with odb server due the master-write only limitation. Is there a way to spawn ... time.. ?   Alex Multiple processes cannot write to the same ObjectDB database concurrently. Future
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enhanced object .. NOT enhanced

added) So, instead of DB write a standard serialization mechanizm is triggered. Finnally ... ). > So, instead of DB write a standard serialization mechanizm is triggered. Using serialization is not
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enhancement issue

. ObjectDB doesn't support writing the enhanced classes back to a JAR file, so you have to specify a destination path for writing the enhanced classes as class files (using -d), and of course
Issue
1

Exception in thread "ODB-StoreHandler-5094" java.lang.NullPointerException

, which writes them to it's log file.  The stack traces do show that the Exceptions are originating from ODB ... is occurring in our data.  At the very least, it does appear that ODB read/write threads are terminating
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Exporting the data out of the ObjectDB

between ObjectDB and other data stores requires writing dedicated code. If the other data store ... that is available, i will essentially have to write java module with JPA to retrieve entity
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1

Failed to read DB file while online backup is running

Hi, it happened already few times (seemingly randomly), that some db operation (read and also write) failed with an exception during an online backup of the same DB file was running and was close ... only when the DB read/write happens during the online backup (as described in the first post) - from