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SIGMOD
2003
ACM
106views Database» more  SIGMOD 2003»
16 years 6 months ago
XPath Processing in a Nutshell
We provide a concise yet complete formal definition of the semantics of XPath 1 and summarize efficient algorithms for processing queries in this language. Our presentation is int...
Georg Gottlob, Christoph Koch, Reinhard Pichler
ICDE
2006
IEEE
127views Database» more  ICDE 2006»
16 years 12 days ago
Processing Recursive XQuery over XML Streams: The Raindrop Approach
— XML stream applications bring the challenge of efficiently processing queries on sequentially accessible tokenbased data. For efficient processing of queries, we need to ensu...
Mingzhu Wei, Ming Li, Elke A. Rundensteiner, Mural...
IUI
2006
ACM
16 years 9 days ago
Towards intelligent QA interfaces: discourse processing for context questions
Question answering (QA) systems take users’ natural language questions and retrieve relevant answers from large repositories of free texts. Despite recent progress in QA researc...
Mingyu Sun, Joyce Y. Chai
ICDE
2010
IEEE
202views Database» more  ICDE 2010»
16 years 6 months ago
Generating code for holistic query evaluation
We present the application of customized code generation to database query evaluation. The idea is to use a collection of highly efficient code templates and dynamically instantiat...
Konstantinos Krikellas, Marcelo Cintra, Stratis Vi...
IPPS
2007
IEEE
16 years 19 days ago
Implementing OLAP Query Fragment Aggregation and Recombination for the OLAP Enabled Grid
In this paper we propose a new query processing method for the OLAP Enabled Grid, which blends sophisticated cache extraction techniques and data grid scheduling to efficiently s...
Michael Lawrence, Frank K. H. A. Dehne, Andrew Rau...