2229 search results - page 242 / 446 » The Case for Grounding Databases |
196
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ICDT
1997
ACM
15 years 10 months ago
1997
ACM
Abstract. The goal of this paper is to study tractable iteration mechanisms for bags. The presence of duplicates in bags prevents iteration mechanisms developed in the context of s...
149
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SIGMOD
1996
ACM
15 years 10 months ago
1996
ACM
Detecting and representing changes to data is important for active databases, data warehousing, view maintenance, and version and configuration management. Most previous work in c...
174
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SIGMOD
1996
ACM
15 years 10 months ago
1996
ACM
Decision support applications involve complex queries on very large databases. Since response times should be small, query optimization is critical. Users typically view the data ...
236
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HPTS
1993
15 years 10 months ago
1993
Elements of transaction processing become more and more accepted as a base for general purpose distributed computing.We have developed an action concept with an extended functiona...
171
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VLDB
1992
ACM
15 years 10 months ago
1992
ACM
This paper considers the problem of adding list as a type constructor to an object-oriented data model. In particular, we are concerned with how lists in a database can be constru...