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» The structure of inverses in schema mappings
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JACM
2010
120views more  JACM 2010»
10 years 8 months ago
The structure of inverses in schema mappings
A schema mapping is a specification that describes how data structured under one schema (the source schema) is to be transformed into data structured under a different schema (the...
Ronald Fagin, Alan Nash
PODS
2006
ACM
122views Database» more  PODS 2006»
12 years 1 months ago
Inverting schema mappings
A schema mapping is a specification that describes how data structured under one schema (the source schema) is to be transformed into data structured under a different schema (the...
Ronald Fagin
PODS
2007
ACM
142views Database» more  PODS 2007»
12 years 1 months ago
Quasi-inverses of schema mappings
Schema mappings are high-level specifications that describe the relationship between two database schemas. Two operators on schema mappings, namely the composition operator and th...
Ronald Fagin, Phokion G. Kolaitis, Lucian Popa, Wa...
OTM
2005
Springer
11 years 6 months ago
Mapping Discovery for XML Data Integration
Abstract. The interoperability of heterogeneous data sources is an important issue in many applications such as mediation systems or web-based systems. In these systems, each data ...
Zoubida Kedad, Xiaohui Xue
ICDT
2007
ACM
133views Database» more  ICDT 2007»
11 years 7 months ago
XML Schema Mappings in the Presence of Key Constraints and Value Dependencies
Abstract. Schema mappings play a central role in both data integration and data exchange, and are understood as high-level speciļ¬cations describing the relationships between data...
Tadeusz Pankowski, Jolanta Cybulka, Adam Meissner
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