2492 search results - page 365 / 499 » Ontology-based Database Access |
146
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VLDB
2001
ACM
15 years 10 months ago
2001
ACM
Queries navigate semistructured data via path expressions, and can be accelerated using an index. Our solution encodes paths as strings, and inserts those strings into a special i...
170
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ICC
2000
IEEE
15 years 10 months ago
2000
IEEE
—When a universal personal telecommunications (UPT) user visits a mobile network, both terminal mobility and personal mobility are involved and it may take a long time for UPT ca...
154
Voted
DOLAP
2000
ACM
15 years 10 months ago
2000
ACM
We consider the view maintenance problem in a web-based environment, in which clients query information from databases, stored in the form of materialized data warehouses, without...
165
Voted
SC
2000
ACM
15 years 10 months ago
2000
ACM
The developers of high-performance scientific applications often work in complex computing environments that place heavy demands on program analysis tools. The developers need to...
198
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SIGMOD
2000
ACM
15 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...