Instruct the defragment process to upgrade the source file to the current db4o version prior to defragmenting it.
Instruct the defragment process to upgrade the source file to the current db4o version prior to defragmenting it. Use this option if your source file has been created with an older db4o version than the one you are using.
DefragmentConfig Class | Db4objects.Db4o.Defragment Namespace