707 search results - page 139 / 142 » Processing queries on tree-structured data efficiently |
SIGMOD
2009
ACM
14 years 7 months ago
2009
ACM
The skyline of a d-dimensional dataset consists of all points not dominated by others. The incorporation of the skyline operator into practical database systems necessitates an ef...
SIGIR
2005
ACM
14 years 1 months ago
2005
ACM
We present a metadata free system for the interaction with massive collections of music, the MusicSurfer. MusicSurfer automatically extracts descriptions related to instrumentatio...
WISES
2003
13 years 8 months ago
2003
The purpose of our on going research would be to track entities, which enter their field of vision over the sensor network. Based on their sightings, they maintain a dynamic cache ...
POPL
2010
ACM
14 years 4 months ago
2010
ACM
We report on our experience implementing a lightweight, fully verified relational database management system (RDBMS). The functional specification of RDBMS behavior, RDBMS impleme...
VLDB
1997
ACM
13 years 11 months ago
1997
ACM
Query optimizers that explore a search space exhaustively using transformation rules usually apply all possible rules on each alternative, and stop when no new information is prod...