Data provenance is essential in applications such as scientific computing, curated databases, and data warehouses. Several systems have been developed that provide provenance fun...
Boolean expression simplification is a well-known problem in the history of Computer Science. The problem of determining prime implicates from an arbitrary Boolean expression has...
We argue for a new aggregate function we termed the LIST function. It aggregates a set of values of one or more attributes into a single value that is internally a list of these v...
Automatic physical database design tools rely on "what-if" interfaces to the query optimizer to estimate the execution time of the training query workload under differen...
XQuery is a declarative language for querying and updating XML data sources. Interfacing XQuery to a host programming language is difficult because of the type system mismatch, an...
Donald D. Chamberlin, Michael J. Carey, Daniela Fl...