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SIGMOD
2005
ACM
111views Database» more  SIGMOD 2005»
15 years 10 months ago
Efficient Computation of Multiple Group By Queries
Data analysts need to understand the quality of data in the warehouse. This is often done by issuing many Group By queries on the sets of columns of interest. Since the volume of ...
Zhimin Chen, Vivek R. Narasayya
VLDB
2005
ACM
120views Database» more  VLDB 2005»
15 years 3 months ago
Efficiently Processing Queries on Interval-and-Value Tuples in Relational Databases
With the increasing occurrence of temporal and spatial data in present-day database applications, the interval data type is adopted by more and more database systems. For an effic...
Jost Enderle, Nicole Schneider, Thomas Seidl
BPM
2008
Springer
142views Business» more  BPM 2008»
14 years 12 months ago
Crosscutting Concern Documentation by Visual Query of Business Processes
Business processes can be very large and may contain several different concerns, scattered across the process and tangled with other concerns. Crosscutting concerns are difficult t...
Chiara Di Francescomarino, Paolo Tonella
RML
2002
99views Business» more  RML 2002»
14 years 9 months ago
A System for Querying and Viewing Business Constraints
In E-commerce processes, various rules and constraints regarding product specifications, pricing, terms and conditions are exchanged between vendors and buyers. Developing a forma...
Mizuho Iwaihara, Masayuki Kozawa, Jun Narazaki, Ya...
TAL
2010
Springer
14 years 7 months ago
Passage Retrieval in Log Files: An Approach Based on Query Enrichment
Abstract. The question answering systems are considered the next generation of search engines. This paper focuses on the first step of this process, which is to search for relevant...
Hassan Saneifar, Stéphane Bonniol, Anne Lau...