6650 search results - page 199 / 1330 » Mutating database queries |
130
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ICDE
1998
IEEE
15 years 8 months ago
1998
IEEE
Query folding is a technique for determining how a query may be answered using a given set of resources, which may include materialized views, cached results of previous queries, ...
114
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VLDB
1999
ACM
15 years 8 months ago
1999
ACM
The problem of nding the best answers to a query quickly, rather than nding all answers, is of increasing importance as relational databases are applied in multimedia and decision...
158
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SIGMOD
1993
ACM
15 years 8 months ago
1993
ACM
Abstract: We propose a framework for the specification of extensible database systems. A particular goal is to implement a software component for parsing and rule-based optimizatio...
150
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VLDB
1994
ACM
15 years 8 months ago
1994
ACM
Most declarative SQL-like query languagesfor object-oriented database systems (OOSQL) are orthogonal languages allowing for arbitrary nesting of expressions in the select-, from-,...
141
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FQAS
2006
Springer
15 years 7 months ago
2006
Springer
Consistent query answering is the term commonly used for the problem of answering queries on databases that violate certain integrity constraints. We address this problem for univ...