db4o

FreespaceConfiguration.useRamSystem Method 

configures db4o to use a RAM-based freespace system.

void useRamSystem();

Remarks

configures db4o to use a RAM-based freespace system.

Advantages
- best performance

Disadvantages
- upon abnormal system termination all freespace is lost
- memory consumption

See Also

FreespaceConfiguration Interface | com.db4o.config Namespace