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CCR
2004
89views more  CCR 2004»
13 years 8 months ago
Should we build Gnutella on a structured overlay?
There has been much interest in both unstructured and structured overlays recently. Unstructured overlays, like Gnutella, build a random graph and use flooding or random walks on ...
Miguel Castro, Manuel Costa, Antony I. T. Rowstron
DBPL
1999
Springer
98views Database» more  DBPL 1999»
14 years 11 days ago
Ozone: Integrating Structured and Semistructured Data
Applications have an increasing need to manage semistructured data such as data encoded in XML along with conventional structured data. We extend the structured object database ...
Tirthankar Lahiri, Serge Abiteboul, Jennifer Widom
ICDE
2005
IEEE
122views Database» more  ICDE 2005»
14 years 1 months ago
Signature-based Filtering Techniques for Structural Joins of XML Data
Queries on XML documents typically combine selections on element contents, and, via path expressions, the structural relationships between tagged elements. Efficient support for ...
Huan Huo, Guoren Wang, Chuan Yang, Rui Zhou
ICDE
2008
IEEE
127views Database» more  ICDE 2008»
14 years 9 months ago
Optimizing SQL Queries over Text Databases
Text documents often embed data that is structured in nature, and we can expose this structured data using information extraction technology. By processing a text database with inf...
Alpa Jain, AnHai Doan, Luis Gravano
DEXAW
2007
IEEE
142views Database» more  DEXAW 2007»
13 years 10 months ago
Synopsis Data Structures for XML Databases: Models, Issues, and Research Perspectives
Due to the lack of efficient native XML database management systems, XML data manipulation and query evaluation may be resource-consuming, and represent a bottleneck for several ...
Angela Bonifati, Alfredo Cuzzocrea