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SIGMOD
2004
ACM
105views Database» more  SIGMOD 2004»
16 years 4 months ago
Query Processing for SQL Updates
A rich set of concepts and techniques has been developed in the context of query processing for the efficient and robust execution of queries. So far, this work has mostly focused...
César A. Galindo-Legaria, Stefano Stefani, ...
SIGMOD
2003
ACM
190views Database» more  SIGMOD 2003»
16 years 4 months ago
Hardware Acceleration for Spatial Selections and Joins
Spatial database operations are typically performed in two steps. In the filtering step, indexes and the minimum bounding rectangles (MBRs) of the objects are used to quickly dete...
Chengyu Sun, Divyakant Agrawal, Amr El Abbadi
EDBT
2008
ACM
154views Database» more  EDBT 2008»
16 years 4 months ago
Ring-constrained join: deriving fair middleman locations from pointsets via a geometric constraint
We introduce a novel spatial join operator, the ring-constrained join (RCJ). Given two sets P and Q of spatial points, the result of RCJ consists of pairs p, q (where p P, q Q) ...
Man Lung Yiu, Panagiotis Karras, Nikos Mamoulis
ICFP
2005
ACM
16 years 4 months ago
Scrap your nameplate: (functional pearl)
Recent research has shown how boilerplate code, or repetitive code for traversing datatypes, can be eliminated using generic programming techniques already available within some i...
James Cheney
ICCD
2007
IEEE
151views Hardware» more  ICCD 2007»
16 years 1 months ago
Benchmarks and performance analysis of decimal floating-point applications
The IEEE P754 Draft Standard for Floating-point Arithmetic provides specifications for Decimal Floating-Point (DFP) formats and operations. Based on this standard, many developer...
Liang-Kai Wang, Charles Tsen, Michael J. Schulte, ...