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» Querying Structured Text in an XML Database
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WWW
2008
ACM
14 years 8 months ago
Race: finding and ranking compact connected trees for keyword proximity search over xml documents
In this paper, we study the problem of keyword proximity search over XML documents and leverage the efficiency and effectiveness. We take the disjunctive semantics among input key...
Guoliang Li, Jianhua Feng, Jianyong Wang, Bei Yu, ...
DCC
2000
IEEE
14 years 6 days ago
Summary Structures for Frequency Queries on Large Transaction Sets
As large-scale databases become commonplace, there has been signi cant interest in mining them for commercial purposes. One of the basic tasks that underlies many of these mining ...
Dow-Yung Yang, Akshay Johar, Ananth Grama, Wojciec...
EDBT
2004
ACM
183views Database» more  EDBT 2004»
14 years 8 months ago
XQBE: A Graphical Interface for XQuery Engines
XQuery is increasingly popular among computer scientists with a SQL background, since queries in XQuery and SQL require comparable skills to be formulated. However, the number of ...
Daniele Braga, Alessandro Campi, Stefano Ceri
SIGMOD
2007
ACM
120views Database» more  SIGMOD 2007»
14 years 8 months ago
Xpath on steroids: exploiting relational engines for xpath performance
A lot of research has been conducted by the database community on methods and techniques for efficient XPath processing, with great success. Despite the progress made, significant...
Haris Georgiadis, Vasilis Vassalos
SIGMOD
2009
ACM
111views Database» more  SIGMOD 2009»
14 years 8 months ago
Language-model-based ranking in entity-relation graphs
We propose a language-model-based ranking approach for SPARQLlike queries on entity-relationship graphs. Our ranking model supports exact matching, approximate structure matching,...
Shady Elbassuoni, Maya Ramanath, Gerhard Weikum