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unable to update table in slave server database

enabled="true" sync="true" path="." mode="write" />     <locking version

Performance tuning, best practices

" path="." mode="write" />   <locking version-check="true" />   <

exception during online backup

because another process has locked a portion of the file at Method) at java

Vs. EHCache

have such information. But if you don't need transactions, lock management, durability

Out of memory

="false" path="." mode="write" /> <locking version-check="true" />


) lorenz2304 Benjamin Lorenz The exception indicates a file locking conflict.


), thus bypassing ObjectDB internal file lock protection. Modifying the database file externally

javax.jdo.JDONullIdentityException: The identity must not be null.

;  ... 36 more lorenz2304 Benjamin Lorenz The exception in #2 reflects a locked

Entity Version History

ObjectDB manages automatic entity versioning (for optimistic lock purposes). Every entity object modification is reflected by a new version number. Naturally, previous values in the entity object that are overridden by new values

Getting an error when adding activation code to conf file

;locking version-check="true" />                 <