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» Locality of Queries and Transformations
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DEXA
2004
Springer
180views Database» more  DEXA 2004»
15 years 5 months ago
Algebra-to-SQL Query Translation for Spatio-Temporal Databases
Although many spatio-temporal conceptual models has been proposed in the last years, users must express their queries on the underlying physical data structures. In the context of ...
Mohammed Minout, Esteban Zimányi
SIGMOD
2002
ACM
236views Database» more  SIGMOD 2002»
15 years 12 months ago
The Cougar Approach to In-Network Query Processing in Sensor Networks
The widespread distribution and availability of smallscale sensors, actuators, and embedded processors is transforming the physical world into a computing platform. One such examp...
Yong Yao, Johannes Gehrke
IDEAS
2003
IEEE
91views Database» more  IDEAS 2003»
15 years 5 months ago
Implementation Issues of a Deterministic Transformation System for Structured Document Query Optimization
As the popularity of XML keeps growing rapidly, XML compliant structured document management becomes an interesting and compelling research area. Query optimization for structured...
Dunren Che
VLDB
2005
ACM
149views Database» more  VLDB 2005»
16 years 1 days ago
Selectivity estimators for multidimensional range queries over real attributes
Estimating the selectivity of multidimensional range queries over real valued attributes has significant applications in data exploration and database query optimization. In this p...
Dimitrios Gunopulos, George Kollios, Vassilis J. T...
AMW
2011
14 years 3 months ago
SNQL: A Social Networks Query and Transformation Language
Abstract. Social Network (SN) data has become ubiquitous, demanding advanced and flexible means to represent, transform and query such data. In addition to the intrinsic challenge...
Mauro San Martín, Claudio Gutierrez, Peter ...