An important class of queries is the LIKE predicate in SQL. In the absence of an index, LIKE queries are subject to performance degradation. The notion of indexing on substrings (...
As the amount of available data continues to increase, more and more effective means for discovering important patterns and relationships within that data are required. Although t...
: A data warehouse is a database focused on decision making. It is built separately from the transactional (OLTP) databases of the enterprise, although it is partly fed from transa...
The iStuff toolkit of physical devices, and the flexible software infrastructure to support it, were designed to simplify the exploration of novel interaction techniques in the po...
Rafael Ballagas, Meredith Ringel, Maureen C. Stone...
We report on our experiences of introducing an instant messaging and group chat application into geographically distributed workgroups. We describe a number of issues we encounter...
James D. Herbsleb, David L. Atkins, David G. Boyer...