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» Drawing database schemas
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EDBT
2004
ACM
120views Database» more  EDBT 2004»
14 years 8 months ago
Efficient Schema-Based Revalidation of XML
Abstract. As XML schemas evolve over time or as applications are integrated, it is sometimes necessary to validate an XML document known to conform to one schema with respect to an...
Mukund Raghavachari, Oded Shmueli
ICDE
2010
IEEE
193views Database» more  ICDE 2010»
14 years 3 months ago
Schema covering: a step towards enabling reuse in information integration
Abstract—We introduce schema covering, the problem of identifying easily understandable common objects for describing large and complex schemas. Defining transformations between...
Barna Saha, Ioana Stanoi, Kenneth L. Clarkson
ER
2007
Springer
74views Database» more  ER 2007»
14 years 2 months ago
Schema Exchange: A Template-Based Approach to Data and Metadata Translation
In this paper we study the problem of schema exchange, a natural extension of the data exchange problem to an intensional level. To this end, we first introduce the notion of sche...
Paolo Papotti, Riccardo Torlone
ADBIS
2004
Springer
367views Database» more  ADBIS 2004»
14 years 2 months ago
Logical Design of Generalizations in Object-relational Databases
The richer data models of object relational databases opens many more options for the logical design of a database schema increasing the complexity of logical database design enorm...
Johann Eder, Simone Kanzian
ER
2004
Springer
119views Database» more  ER 2004»
14 years 2 months ago
Schema Evolution in Data Warehousing Environments - A Schema Transformation-Based Approach
Abstract. In heterogeneous data warehousing environments, autonomous data sources are integrated into a materialised integrated database. The schemas of the data sources and the in...
Hao Fan, Alexandra Poulovassilis