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PVLDB
2010
102views more  PVLDB 2010»
15 years 5 months ago
SQL QueRIE Recommendations
This demonstration presents QueRIE, a recommender system that supports interactive database exploration. This system aims at assisting non-expert users of scientific databases by...
Javad Akbarnejad, Gloria Chatzopoulou, Magdalini E...
DLOG
2011
14 years 10 months ago
Quelo: an Ontology-Driven Query Interface
In this paper we present a formal framework and tool supporting the user in the task of formulating a precise query – which best captures their information needs – even in the ...
Enrico Franconi, Paolo Guagliardo, Marco Trevisan,...
ICDT
2001
ACM
147views Database» more  ICDT 2001»
15 years 11 months ago
Parallelizing the Data Cube
This paper presents a general methodology for the efficient parallelization of existing data cube construction algorithms. We describe two different partitioning strategies, one f...
Frank K. H. A. Dehne, Todd Eavis, Susanne E. Hambr...
SIGMOD
2005
ACM
87views Database» more  SIGMOD 2005»
16 years 6 months ago
When Can We Trust Progress Estimators for SQL Queries?
The problem of estimating progress for long-running queries has recently been introduced. We analyze the characteristics of the progress estimation problem, from the perspective o...
Surajit Chaudhuri, Raghav Kaushik, Ravishankar Ram...
TJS
2002
121views more  TJS 2002»
15 years 6 months ago
Precise Data Locality Optimization of Nested Loops
A significant source for enhancing application performance and for reducing power consumption in embedded processor applications is to improve the usage of the memory hierarchy. In...
Vincent Loechner, Benoît Meister, Philippe C...