Upen S. Chakravarthy

The HiPAC project: combining active databases and timing constraints

Umeshwar Dayal, Barbara Blaustein, Alejandro Buchmann et al. · ACM SIGMOD Record · 1988 · 436 citations

Engineering, Real-time Database, Computer Architecture +22

Logic-based approach to semantic query optimization

Upen S. Chakravarthy, John Grant, Jack Minker · ACM Transactions on Database Systems · 1990 · 346 citations · Full text

Relational Queries, Database Theory, Semantically-enabled Data Filtering +14

Semantic Query Optimization in Expert Systems and Database Systems.

Upen S. Chakravarthy, Daniel Fishman, Jack Minker · 1984 · 82 citations

Database Theory, Engineering, Information Retrieval +6

Multiple Query Processing in Deductive Databases using Query Graphs

Upen S. Chakravarthy, Jack Minker · 1986 · 76 citations

Anatomy of a Mudular Multiple Query Optimizer

Arnon Rosenthal, Upen S. Chakravarthy · Very Large Data Bases · 1988 · 60 citations

Mathematical Programming, Engineering, Information Retrieval +17