Object Persistence

I'd like to hear people's experiences with various object persistence engines.

SmalltalkLanguage persistence engines:

• GemStone

• Tenacity

• VoSs?

JavaLanguage persistence engines:

• db4o (DeeBeeFourOh) http://www.db4o.com

• EnterpriseObjectsFramework (EOF)

• GemStonej

• JydJavaPersistenceEngine

• PersistedObjectTree

• ThePrevayler

• The ProductivityEnvironmentForJava (PE:J)

CsharpLanguage persistence engines: any other decent ones?

• BambooPrevalence

• db4o (DeeBeeFourOh) http://www.db4o.com

Language independent persistence engines:

• ObjectStore

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See also ObjectPersistenceBeyondObjectOrientedDatabases, DataMapper

[CategoryDatabase] CategoryPersistence