Abstract: Systems and methods of facilitating the operation of a lottery system are disclosed. An example method may comprise determining winner display data for each of a plurality of lottery client. For each of a plurality of lottery clients, it may be determined whether historical winner data from the lottery client meets a predetermined criteria. The historical winner data for each lottery client may comprise a description of at least one prize won from a chance associated with the lottery client. If the historical winner data from the lottery client meets the predetermined criteria, then the winner display data may be set equal to the historical winner data. If the historical winner data from the lottery client does not meet the predetermined criteria, then the winner display data may be set equal to geographic historical winner data describing at least one prize won from a chance associated with a geographic area comprising the lottery client.

Abstract: The disclosure is directed to a multi-user database system. The multi-user database system includes at least one processor, at least one network interface coupled to the processor, an event table, an accounting table, and a session table. The network interface is configured to receive transactions from a plurality of users. The transactions include session maintenance transactions and data requests. The event table stores a data log of the session maintenance transactions. The accounting table stores data associated with the data requests. The session table is derived from the event table and the accounting table. The session table stores resource usage data associated with at least one user session.