Thrashing in transactionprocessingsystemscan be prevented by controlling the number of concurrently running transactions. Becausethe optimal concurrency level strongly dependson t...
Advanced Traveler Information Systems (ATIS) require e cient information retrieval and updating in a dynamic environment at di erent geographical scales. ATIS applications are use...
In this paper we present a concurrency control algorithm that allows co-existence of soft real-time, relational database transactions, and hard real-time database pointer transact...