102 search results - page 19 / 21 » Materialized View Selection in XML Databases |
ICDE
2000
IEEE
13 years 12 months ago
2000
IEEE
We consider the view data lineage problem in a warehousing environment: For a given data item in a materialized warehouse view, we want to identify the set of source data items th...
VLDB
2001
ACM
13 years 12 months ago
2001
ACM
In this paper we focus on the following problem in information management: given a large collection of recorded information and some knowledge of the process that is generating th...
VLDB
2005
ACM
14 years 28 days ago
2005
ACM
The Web has been rapidly “deepened” by myriad searchable databases online, where data are hidden behind query forms. Helping users query alternative “deep Web” sources in ...
IDEAS
1999
IEEE
13 years 11 months ago
1999
IEEE
Data-warehousing applications cope with enormous data sets in the range of Gigabytes and Terabytes. Queries usually either select a very small set of this data or perform aggregat...
ICDE
2004
IEEE
14 years 8 months ago
2004
IEEE
Most of today's structured data is stored in relational databases. Such a database consists of multiple relations which are linked together conceptually via entity-relationsh...