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DOLAP
2010
ACM
15 years 15 days ago
Relational versus non-relational database systems for data warehousing
Relational database systems have been the dominating technology to manage and analyze large data warehouses. Moreover, the ER model, the standard in database design, has a close r...
Carlos Ordonez, Il-Yeol Song, Carlos Garcia-Alvara...
WAIM
2010
Springer
15 years 11 days ago
Efficient Continuous Top-k Keyword Search in Relational Databases
Keyword search in relational databases has been widely studied in recent years. Most of the previous studies focus on how to answer an instant keyword query. In this paper, we focu...
Yanwei Xu, Yoshiharu Ishikawa, Jihong Guan
VLDB
1992
ACM
173views Database» more  VLDB 1992»
15 years 6 months ago
An Extended Relational Database Model for Uncertain and Imprecise Information
We propose an extended relational database model which can model both uncertainty and imprecision in data. This model is basedon Dempster-Shafertheory which has become popular in ...
Suk Kyoon Lee
207
Voted
ICDE
2005
IEEE
133views Database» more  ICDE 2005»
16 years 3 months ago
Efficient Inverted Lists and Query Algorithms for Structured Value Ranking in Update-Intensive Relational Databases
We propose a new ranking paradigm for relational databases called Structured Value Ranking (SVR). SVR uses structured data values to score (rank) the results of keyword search que...
Lin Guo, Jayavel Shanmugasundaram, Kevin S. Beyer,...
122
Voted
ADBIS
2006
Springer
139views Database» more  ADBIS 2006»
15 years 6 months ago
Xeek: An Efficient Method for Supporting XPath Evaluation with Relational Databases
We introduce Xeek, a method for managing XML documents using relational databases. Most previous proposals in which the XPath axes are evaluated using only the pre- and postorder n...
Olli Luoma