1263 search results - page 3 / 253 » A Scalable Algorithm for Answering Queries Using Views |
ADBIS
2000
Springer
13 years 10 months ago
2000
Springer
Queries involving aggregation are typical in a number of database research areas, such as data warehousing, global information systems and mobile computing. One of the main ideas ...
SIGMOD
2001
ACM
14 years 5 months ago
2001
ACM
Materialized views can provide massive improvements in query processing time, especially for aggregation queries over large tables. To realize this potential, the query optimizer ...
SIGMOD
2000
ACM
13 years 10 months ago
2000
ACM
We investigate the problem of using materialized views to answer SQL queries. We focus on modern decision-support queries, which involve joins, arithmetic operations and other (po...
DOLAP
2009
ACM
14 years 8 days ago
2009
ACM
In this paper, we investigate the problem of answering top-k queries via materialized views. We provide theoretical guarantees for the adequacy of a view to answer a top-k query, ...
DOLAP
2000
ACM
13 years 10 months ago
2000
ACM
Being able to efficiently answer arbitrary OLAP queries that aggregate along any combination of dimensions over numerical and categorical attributes has been a continued, major co...