716 search results - page 102 / 144 » Optimizing Queries in Extended Relational Databases |
VLDB
1994
ACM
15 years 3 months ago
1994
ACM
Physical data independence is touted as a central feature of modern database systems. Both relational and object-oriented systems, however, force users to frame their queries in t...
194
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ICDE
2005
IEEE
16 years 18 days ago
2005
IEEE
Query processing in traditional information management systems has moved from an exact match model to more flexible paradigms allowing cooperative retrieval by aggregating the dat...
105
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BDA
2001
15 years 19 days ago
2001
Community Web Portals (e.g., digital libraries, vertical aggregators, infomediaries) have become quite popular nowadays in supporting specific communities of interest on corporate...
178
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SIGMOD
2005
ACM
15 years 11 months ago
2005
ACM
Clio, the IBM Research system for expressing declarative schema mappings, has progressed in the past few years from a research prototype into a technology that is behind some of I...
ER
2007
Springer
15 years 5 months ago
2007
Springer
Processing a twig pattern query in XML document includes structural search and content search. Most existing algorithms only focus on structural search. They treat content nodes th...