Abstract: The disclosure is directed to a database system. In a particular embodiment, a database system includes a first processor configured to receive transactions, including session maintenance transactions and data requests, from one or more users. The database system also includes a request table to store resource usage data associated with the data requests. The request table is accessible to identify particular data requests that utilize a selected level of computing resources.

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.