The Database Tuning Advisor (DTA) that is part of Microsoft SQL Server 2005 is an automated physical database design tool that significantly advances the state-of-the-art in sever...
Abstract. Estimating the sizes of query results, and intermediate results, is crucial to many aspects of query processing. In particular, it is necessary for effective query optimi...
UN/CEFACT’s Modelling Methodology (UMM) is used to analyze and design B2B business processes. We extend UMM by a constraint mechanism for adding business environment-specific co...
In business-to-business e-commerce, traditional electronic data interchange (EDI) approaches such as UN/EDIFACT have been superseded by approaches like web services and ebXML. Nev...
Manipulation of models and mappings is a common task in the design and development of information systems. Research in Model Management aims at supporting these tasks by providing...
David Kensche, Christoph Quix, Xiang Li 0002, Yong...