SIGMOD
2001
ACM
14 years 11 months ago
2001
ACM
The bit-sliced index (BSI) was originally defined in [ONQ97]. The current paper introduces the concept of BSI arithmetic. For any two BSI's X and Y on a table T, we show how ...
SIGMOD
2001
ACM
14 years 11 months ago
2001
ACM
Caching approximate values instead of exact values presents an opportunity for performance gains in exchange for decreased precision. To maximize the performance improvement, cach...
SIGMOD
2001
ACM
14 years 11 months ago
2001
ACM
SIGMOD
2001
ACM
14 years 11 months ago
2001
ACM
Materialized views have been found to be very effective at speeding up queries, and are increasingly being supported by commercial databases and data warehouse systems. However, w...
SIGMOD
2001
ACM
14 years 11 months ago
2001
ACM
SIGMOD
2001
ACM
14 years 11 months ago
2001
ACM
SIGMOD
2001
ACM
14 years 11 months ago
2001
ACM
SIGMOD
2001
ACM
14 years 11 months ago
2001
ACM
In this demonstration paper, the prototype called REal-time TraffIc NAvigation System (RETINA) is introduced. The goal is to investigate the effectiveness of various soft real-tim...
SIGMOD
2001
ACM
14 years 11 months ago
2001
ACM
Availability requirements for database systems are more stringent than ever before with the widespread use of databases as the foundation for ebusiness. This paper highlights Fast...
SIGMOD
2001
ACM
14 years 11 months ago
2001
ACM
Similarity search in large time series databases has attracted much research interest recently. It is a difficult problem because of the typically high dimensionality of the data....