1611 search results - page 284 / 323 » Supporting Exploratory Queries in Databases |
SIGMOD
2004
ACM
14 years 9 months ago
2004
ACM
Increasing popularity of XML in recent years has generated much interest in query processing over graph-structured data. To support efficient evaluation of path expressions, many ...
EDBT
2008
ACM
14 years 9 months ago
2008
ACM
Transportation?related problems, like road congestion, parking, and pollution, are increasing in most cities. In order to reduce traffic, recent work has proposed methods for vehi...
VLDB
1997
ACM
14 years 1 months ago
1997
ACM
A data warehouse materializes views derived from data that may not reside at the warehouse. Maintaining these views e ciently in response to base updates is di cult, since it may ...
VLDB
2000
ACM
14 years 13 days ago
2000
ACM
Primary B+ -tree, a variant of B+ -tree structure with row data in leaf blocks, is an ideal storage organization for queries involving exact match and/or range search on primary k...
WWW
2003
ACM
14 years 9 months ago
2003
ACM
This paper describes a novel approach for obtaining semantic interoperability among data sources in a bottom-up, semiautomatic manner without relying on pre-existing, global seman...