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SIGMOD
1995
ACM
80views Database» more  SIGMOD 1995»
15 years 1 months ago
Join Queries with External Text Sources: Execution and Optimization Techniques
Text is a pervasive information type, and many applications require querying over text sources in addition to structured data. This paper studies the problem of query processing i...
Surajit Chaudhuri, Umeshwar Dayal, Tak W. Yan
WEBDB
2000
Springer
110views Database» more  WEBDB 2000»
15 years 1 months ago
Modeling Data Entry and Operations in WebML
Web Modeling Language (WebML, http://webml.org) is a notation for visually specifying complex Web sites at the conceptual level. All the concepts of WebML are specified both graph...
Aldo Bongio, Stefano Ceri, Piero Fraternali, Andre...
DEBU
1998
57views more  DEBU 1998»
14 years 9 months ago
Virtual Database technology, XML, and the Evolution of the Web
We describe Junglee’s Virtual Database (VDB) technology, which makes the World Wide Web and other external data sources behave as an extension of an enterprise’s relational da...
S. T. S. Prasad, Anand Rajaraman
104
Voted
EDBT
2004
ACM
313views Database» more  EDBT 2004»
15 years 9 months ago
XQzip: Querying Compressed XML Using Structural Indexing
XML makes data flexible in representation and easily portable on the Web but it also substantially inflates data size as a consequence of using tags to describe data. Although many...
James Cheng, Wilfred Ng
DEXAW
2002
IEEE
107views Database» more  DEXAW 2002»
15 years 2 months ago
Semi-Automated Extraction of Ontological Knowledge from XML Datasources
In the paper we present a methodology for the semiautomated extraction of ontological knowledge from XML data sources in a given domain. We consider an interconnection scenario ov...
Silvana Castano, Valeria De Antonellis, Sabrina De...