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5

Performance tuning, best practices

="false" sync="false" path="." mode="write" /> <locking version-check="true" /> <processing cache
5

exception during online backup

cannot access the file because another process has locked a portion of the file at java.io
5

Vs. EHCache

Chris Burnley Unfortunately we don't have such information. But if you don't need transactions, lock
5

Out of memory

" sync="false" path="." mode="write" /> <locking version-check="true
5

java.nio.channels.OverlappingFileLockException

The exception indicates a file locking conflict. In embedded mode the database cannot be opened by
5

ObjectDB Enincompatible with Quarkus?

="100mb" /> <recording enabled="false" sync="false" path="." mode="write" /> <locking
5

Performance Issues After Migrating to ObjectDB - Urgent Assistance Required

enabled="false" sync="false" path="." mode="write" />                 <locking version-check="true
5

Query results are not up to date for entities, not primitives

" />   <locking version-check="true" />   <processing cache="1024mb" max-threads="80" />   <query-cache
1

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 are discarded. Some applications may benefit from the ability
1

Getting an error when adding activation code to conf file

enabled="false" sync="false" path="." mode="write" /> <locking version-check="true" /> <processing cache

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

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