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» Semantics of Database Transformations
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VLDB
2011
ACM
245views Database» more  VLDB 2011»
15 years 1 months ago
Normalization and optimization of schema mappings
Schema mappings are high-level specifications that describe the relationship between two database schemas. They are an important tool in several areas of database research, notab...
Georg Gottlob, Reinhard Pichler, Vadim Savenkov
254
Voted
ICDE
1998
IEEE
153views Database» more  ICDE 1998»
16 years 8 months ago
Flattening an Object Algebra to Provide Performance
Algebraic transformation and optimization techniques have been the method of choice in relational query execution, but applying them in OODBMS is difficult due to the complexity o...
Peter A. Boncz, Annita N. Wilschut, Martin L. Kers...
174
Voted
WWW
2005
ACM
16 years 7 months ago
XAR-miner: efficient association rules mining for XML data
In this paper, we propose a framework, called XAR-Miner, for mining ARs from XML documents efficiently. In XAR-Miner, raw data in the XML document are first preprocessed to transf...
Sheng Zhang, Ji Zhang, Han Liu, Wei Wang
165
Voted
PODS
2007
ACM
119views Database» more  PODS 2007»
16 years 6 months ago
Reasoning about XML update constraints
XML and semi-structured data are now de-facto standards for data exchange, and it is often the case that published or exchanged XML documents have specic restrictions on how they ...
Bogdan Cautis, Serge Abiteboul, Tova Milo
DBPL
2007
Springer
115views Database» more  DBPL 2007»
16 years 26 days ago
XML Publishing: Bridging Theory and Practice
Transforming relational data into XML, as known as XML publishing, is often necessary when one wants to exchange data residing in databases or to create an XML interface of a tradi...
Wenfei Fan