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» Efficient Processing of Multiple XML Twig Queries
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SIGMOD
2010
ACM
171views Database» more  SIGMOD 2010»
14 years 12 days ago
Variance aware optimization of parameterized queries
Parameterized queries are commonly used in database applications. In a parameterized query, the same SQL statement is potentially executed multiple times with different parameter ...
Surajit Chaudhuri, Hongrae Lee, Vivek R. Narasayya
VLDB
2002
ACM
114views Database» more  VLDB 2002»
13 years 7 months ago
Tree Pattern Aggregation for Scalable XML Data Dissemination
With the rapid growth of XML-document traffic on the Internet, scalable content-based dissemination of XML documents to a large, dynamic group of consumers has become an important...
Chee Yong Chan, Wenfei Fan, Pascal Felber, Minos N...
SIGMOD
2007
ACM
146views Database» more  SIGMOD 2007»
14 years 7 months ago
Distributed query evaluation with performance guarantees
Partial evaluation has recently proven an effective technique for evaluating Boolean XPath queries over a fragmented tree that is distributed over a number of sites. What left ope...
Gao Cong, Wenfei Fan, Anastasios Kementsietsidis
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
SIGMOD
2003
ACM
111views Database» more  SIGMOD 2003»
14 years 7 months ago
Extended Wavelets for Multiple Measures
While work in recent years has demonstrated that wavelets can be efficiently used to compress large quantities of data and provide fast and fairly accurate answers to queries, lit...
Antonios Deligiannakis, Nick Roussopoulos