This paper evaluates the behavior of a common off-theshelf (COTS) database management system (DBMS) in presence of transient faults. Database applications have traditionally been ...
We propose to extend database systems by a Skyline operation. This operation filters out a set of interesting points from a potentially large set of data points. A point is intere...
We introduce a new paradigm for outsourcing the durability property of a multi-client transactional database to an untrusted service provider. Specifically, we enable untrusted s...
Abstract Appears in Proceedings of the Thirteenth Symposium on Principles of Database Systems, 1994 Ashish Gupta Yehoshua Sagivy Je rey D. Ullman Jennifer Widom Dept. of Computer S...
Ashish Gupta, Yehoshua Sagiv, Jeffrey D. Ullman, J...
We investigate the problem of refining SQL queries to satisfy cardinality constraints on the query result. This has applications to the many/few answers problems often faced by da...