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» The structure of inverses in schema mappings
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DAWAK
2007
Springer
14 years 1 months ago
Automating the Schema Matching Process for Heterogeneous Data Warehouses
Abstract. A federated data warehouse is a logical integration of data warehouses applicable when physical integration is impossible due to privacy policy or legal restrictions. In ...
Marko Banek, Boris Vrdoljak, A. Min Tjoa, Zoran Sk...
XSYM
2009
Springer
264views Database» more  XSYM 2009»
14 years 2 months ago
From Entity Relationship to XML Schema: A Graph-Theoretic Approach
Abstract. We propose a mapping from the Enhanced Entity Relationship conceptual model to the W3C XML Schema Language with the following properties: information and integrity constr...
Massimo Franceschet, Donatella Gubiani, Angelo Mon...
EDBT
2010
ACM
200views Database» more  EDBT 2010»
14 years 2 months ago
Rewrite techniques for performance optimization of schema matching processes
A recurring manual task in data integration, ontology alignment or model management is finding mappings between complex meta data structures. In order to reduce the manual effor...
Eric Peukert, Henrike Berthold, Erhard Rahm
DGO
2003
115views Education» more  DGO 2003»
13 years 9 months ago
Free-link Topology Navigation on Statistical Table Objects: Metadata Schema and User Interface
A table object, defined and described in XML, is treated as the basic unit in a free-link topology that enables multiple inheritances for each node. In this paper, a novel table n...
Xiangming Mu, Gary Marchionini
JIS
2007
120views more  JIS 2007»
13 years 7 months ago
A multi-layer metadata schema for digital folklore collections
Digital folklore collections are valuable sources for studying cultural and oral tradition of a country. The main difficulty in managing such collections is material heterogeneity...
Irene Lourdi, Christos Papatheodorou, Mara Nikolai...