While much work has addressed the problem of maintaining materialized views, the important question of optimizing queries in the presence of materialized views has not been resolv...
Surajit Chaudhuri, Ravi Krishnamurthy, Spyros Pota...
Active OODBMSs must provide e cient support for event detection, composition, and rule execution. Previous experience, reported here, building active capabilities on top of existi...
Abstract. The problem of mining sequential patterns was recently introduced in 3 . We are given a database of sequences, where each sequence is a list of transactions ordered by tr...