Sciweavers

Share
13 search results - page 1 / 3
» Retrospective on Clio: Schema Mapping and Data Exchange in P...
Sort
View
DLOG
2007
11 years 3 months ago
Retrospective on Clio: Schema Mapping and Data Exchange in Practice
Clio is a joint research project between the University of Toronto and IBM Almaden Research Center started in 1999 to address both foundational and systems issues related to the ma...
Renée J. Miller
BIRTHDAY
2009
Springer
11 years 8 months ago
Clio: Schema Mapping Creation and Data Exchange
Abstract. The Clio project provides tools that vastly simplify information integration. Information integration requires data conversions to bring data in diļ¬€erent representation...
Ronald Fagin, Laura M. Haas, Mauricio A. Hern&aacu...
AMW
2009
11 years 2 months ago
Checking Containment of Schema Mappings (Preliminary Report)
In data exchange, data are materialised from a source schema to a target schema, according to suitable source-to-target constraints. Constraints are also expressed on the target sc...
Andrea Calì, Riccardo Torlone
PODS
2012
ACM
253views Database» more  PODS 2012»
9 years 4 months ago
Local transformations and conjunctive-query equivalence
Over the past several decades, the study of conjunctive queries has occupied a central place in the theory and practice of database systems. In recent years, conjunctive queries h...
Ronald Fagin, Phokion G. Kolaitis
SIGMOD
2009
ACM
132views Database» more  SIGMOD 2009»
12 years 1 months ago
Core schema mappings
Research has investigated mappings among data sources under two perspectives. On one side, there are studies of practical tools for schema mapping generation; these focus on algor...
Giansalvatore Mecca, Paolo Papotti, Salvatore Raun...
books