= Hashtable = == Write lock mechanism == File write lock for hashtable file, entities file, and one per partition file. Would it be possible to lock a specific area of the file for writing so that multiple accessors could write at the same time but at different places? == Growing hashtable file == Currently the capacity of a hashtable is static. Should this be growable? Or should one combine multiple hashfiles using a technique similar to the Lucene MultiReader and merge/optimization? = Transactions = = Annotation API = == Serialization handler annotations ==