2468 search results - page 374 / 494 » Aggregation operators 2003 |
STOC
2003
ACM
14 years 9 months ago
2003
ACM
In dynamic stabbing, we operate on a dynamic set of intervals. A stabbing query asks for an interval containing a given point. This basic problem encodes problems such as method l...
SIGMOD
2003
ACM
14 years 9 months ago
2003
ACM
Sensor networks have recently attracted much attention, because of their potential applications in a number of different settings. The sensors can be deployed in large numbers in ...
SIGMOD
2003
ACM
14 years 9 months ago
2003
ACM
Modern database systems provide not only powerful data models but also complex query languages supporting powerful features such as the ability to create new database objects and ...
SIGMOD
2003
ACM
14 years 9 months ago
2003
ACM
To ensure high data quality, data warehouses must validate and cleanse incoming data tuples from external sources. In many situations, clean tuples must match acceptable tuples in...
SIGMOD
2003
ACM
14 years 9 months ago
2003
ACM
The W3C XQuery language recommendation, based on a hierarchical and ordered document model, supports a wide variety of constructs and use cases. There is a diversity of approaches...