782 search results - page 14 / 157 » Query interactions in database workloads |
XSYM
2004
Springer
14 years 1 months ago
2004
Springer
XML indices are essential for efficiently processing XML queries which typically have predicates on both structures and values. Since the number of all possible structural and val...
VLDB
2004
ACM
14 years 1 months ago
2004
ACM
We investigate the problem of ranking answers to a database query when many tuples are returned. We adapt and apply principles of probabilistic models from Information Retrieval f...
SIGMOD
2005
ACM
14 years 8 months ago
2005
ACM
Although integrity constraints have long been used to maintain data consistency, there are situations in which they may not be enforced or satisfied. In this paper, we present Con...
ICDE
2012
IEEE
11 years 11 months ago
2012
IEEE
— Accurate query performance prediction (QPP) is central to effective resource management, query optimization and query scheduling. Analytical cost models, used in current genera...
ICDE
2006
IEEE
14 years 9 months ago
2006
IEEE
Physical database design is critical to the performance of a large-scale DBMS. The corresponding automated design tuning tools need to select the best physical design from a large...