Magic sets rewriting is a well-known optimization heuristic for complex decision-support queries. There can be many variants of this rewriting even for a single query, which diffe...
Praveen Seshadri, Joseph M. Hellerstein, Hamid Pir...
Abstract-- The trans-genomic query (TGQ) problem -- enabling the free query of biological information, even across genomes -- is a central challenge facing bioinformatics. Solution...
Douglas Stott Parker Jr., Ruey-Lung Hsiao, Yi Xing...
Integration of heterogeneous data types is a challenging problem, especially in biology, where the number of databases and data types increase rapidly. Amongst the problems that o...
Numerous researchers have proposed to use relational databases to store and query XML documents. In these systems, the elements selected by an XML query are returned to an applica...
Artem Chebotko, Mustafa Atay, Shiyong Lu, Farshad ...
Well-designed indices can dramatically improve query performance. Including query workload information can produce indices that yield better overall throughput while balancing the...