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» Fuzzy queries and relational databases
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VLDB
1999
ACM
97views Database» more  VLDB 1999»
13 years 12 months ago
Relational Databases for Querying XML Documents: Limitations and Opportunities
XML is fast emerging as the dominant standard for representing data in the World Wide Web. Sophisticated query engines that allow users to effectively tap the data stored in XML d...
Jayavel Shanmugasundaram, Kristin Tufte, Chun Zhan...
EDBTW
2006
Springer
13 years 11 months ago
Preference-Driven Querying of Inconsistent Relational Databases
One of the goals of cleaning an inconsistent database is to remove conflicts between tuples. Typically, the user specifies how the conflicts should be resolved. Sometimes this spec...
Slawomir Staworko, Jan Chomicki, Jerzy Marcinkowsk...
APWEB
2009
Springer
13 years 11 months ago
Effective Top-k Keyword Search in Relational Databases Considering Query Semantics
Keyword search in relational databases has recently emerged as a new research topic. As a search result is often assembled from multiple relational tables, existing IR-style rankin...
Yanwei Xu, Yoshiharu Ishikawa, Jihong Guan
DEXA
2003
Springer
115views Database» more  DEXA 2003»
14 years 27 days ago
Storing and Querying XML Data in the Nested Relational Sequence Database System
Abstract. We developed the Nested Relational Sequence Database System (NRSD System), which is built upon the Nested Relational Sequence Model (NRSM). The NRSM eliminates a substant...
Ho Lam Lau, Wilfred Ng
IJIS
2002
112views more  IJIS 2002»
13 years 7 months ago
Extended possibilistic truth values
In search of semantic richer and more flexible database modelling and database querying techniques, different approaches based on fuzzy set theory have been developed. Among the m...
Guy De Tré