Semantic Query Optimization in IBM DB2: Initial Results
Jarek Gryz, Linqi Liu and Xiaoyan Qian
Technical Report CS-1999-01
York University
February 19, 1999
Abstract
This report presents results of experiments over TPCD database in IBM DB2 testing four semantic query optimization techniques: join elimination, predic ate introduction, detection of unsatisfiable conditions, and predicate elimination.
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