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ICDE
2010
IEEE
428views Database» more  ICDE 2010»
16 years 2 months ago
Supporting Top-K Keyword Search in XML Databases
Keyword search is considered to be an effective information discovery method for both structured and semistructured data. In XML keyword search, query semantics is based on the con...
Liang Jeff Chen, Yannis Papakonstantinou
VLDB
2002
ACM
91views Database» more  VLDB 2002»
15 years 2 months ago
DTD-Directed Publishing with Attribute Translation Grammars
We present a framework for publishing relational data in XML with respect to a fixed DTD. In data exchange on the Web, XML views of relational data are typically required to confo...
Michael Benedikt, Chee Yong Chan, Wenfei Fan, Raje...
PODS
2000
ACM
137views Database» more  PODS 2000»
15 years 7 months ago
Query Containment for Data Integration Systems
The problem of query containment is fundamental to many aspects of database systems, including query optimization, determining independence of queries from updates, and rewriting ...
Todd D. Millstein, Alon Y. Levy, Marc Friedman
SIGMOD
2009
ACM
133views Database» more  SIGMOD 2009»
16 years 3 months ago
Hierarchical result views for keyword queries over relational databases
Enabling keyword queries over relational databases (KQDB) benefits a large population of users who have difficulty in understanding the database schema or using SQLs. However, sin...
Shiyuan Wang, Jun'ichi Tatemura, Arsany Sawires, O...
SIGMOD
2008
ACM
122views Database» more  SIGMOD 2008»
16 years 3 months ago
Building query optimizers for information extraction: the SQoUT project
Text documents often embed data that is structured in nature. This structured data is increasingly exposed using information extraction systems, which generate structured relation...
Alpa Jain, Panagiotis G. Ipeirotis, Luis Gravano