1588 search results - page 77 / 318 » Consistent query answering in databases |
147
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CIKM
2009
Springer
15 years 10 months ago
2009
Springer
Well-designed indices can dramatically improve query performance. Including query workload information can produce indices that yield better overall throughput while balancing the...
263
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ICDE
2008
IEEE
16 years 5 months ago
2008
IEEE
This paper introduces U-relations, a succinct and purely relational representation system for uncertain databases. U-relations support attribute-level uncertainty using vertical pa...
137
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SIGMOD
2010
ACM
15 years 9 months ago
2010
ACM
Many advanced data management operations (e.g., incremental maintenance, trust assessment, debugging schema mappings, keyword search over databases, or query answering in probabil...
150
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ISMB
1998
15 years 5 months ago
1998
Existing query interfaces for biological databases are either based on fixed forms or textual query languages. Users of a fixed form-based query interface are limited to performin...
125
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DEXA
1994
Springer
15 years 8 months ago
1994
Springer
We describe a functional database language OR-SML for handling disjunctive information in database queries, and its implementation on top of Standard ML 12]. The core language has ...