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Type Handling

db4o tries to be simple an easy to use. A big part of this is to transparently store any object without any complex mapping or configuration. Storing an object correctly is a complex process and heavily depends on the type of the object. db4o has different storing strategies for different types.

Supported Types

For most types the regular db4o type handling is sufficient. You can store objects composed of following types:

Types Which Should Not Be Stored

These kind of types shouldn't be stored without any special treatment:

Control Persistence

If you need more control on how a object is persisted, then you can do that with object translators and type handlers.