848 search results - page 133 / 170 » Optimization of Sequence Queries in Database Systems |
VLDB
1999
ACM
14 years 28 days ago
1999
ACM
Recent high-performance processors employ sophisticated techniques to overlap and simultaneously execute multiple computation and memory operations. Intuitively, these techniques ...
PODS
2002
ACM
14 years 8 months ago
2002
ACM
We consider the fundamental operation of applying a conjunction of selection conditions to a set of records. With large main memories available cheaply, systems may choose to keep...
GIS
2010
ACM
13 years 3 months ago
2010
ACM
It is now common for video; real-time and collected, mobile and static, to be georeferenced and stored in large archives for users of expert systems to access and interact with. I...
EDBT
2011
ACM
13 years 6 days ago
2011
ACM
Data integration systems offer users a uniform interface to a set of data sources. Previous work has typically assumed that the data sources are independent of each other; however...
SIGMOD
2007
ACM
14 years 8 months ago
2007
ACM
SwissQM is a novel sensor network platform for acquiring data from the real world. Instead of statically hand-crafted programs, SwissQM is a virtual machine capable of executing b...