Slide 1Update Exchange with Mappings and Provenance Todd J. Green Grigoris Karvounarakis Zachary G. Ives Val Tannen University of Pennsylvania VLDB 2007 Vienna, Austria September…
Slide 1 Containment of Conjunctive Queries on Annotated Relations Todd J. Green University of Pennsylvania March 25, 2009 @ ICDT 09, Saint Petersburg Slide 2 The Need for…
Slide 1 Creating semantic mappings (based on the slides of the course: CIS 550 – Database & Information Systems, Univ. Pennsylvania, Zachary Ives) Slide 2 What we have…
Slide 1 Collaborative Data Sharing with Mappings and Provenance Todd J. Green University of Pennsylvania Spring 2009 Slide 2 The Case for a Collaborative Data Sharing System…
Slide 1 1 Management of Probabilistic Data: Foundations and Challenges Nilesh Dalvi and Dan Suciu Univerisity of Washington Slide 2 2 Databases Are Deterministic Applications…
Slide 1 Dataspaces: A New Abstraction for Data Management Mike Franklin, Alon Halevy, David Maier, Jennifer Widom Slide 2 Today’s Agenda Why databases are great. What problems…