4468 search results - page 235 / 894 » Processing Forecasting Queries |
177
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VLDB
1998
ACM
15 years 10 months ago
1998
ACM
The query execution engine in Microsoft SQL Server employs hash-based algorithms for inner and outer joins, semi-joins, set operations (such as intersection), grouping, and duplic...
305
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VLDB
2005
ACM
16 years 6 months ago
2005
ACM
XML database systems emerge as a result of the acceptance of the XML data model. Recent works have followed the promising approach of building XML database management systems on un...
167
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PODS
2006
ACM
16 years 6 months ago
2006
ACM
Query containment is a fundamental algorithmic problem in database query processing and optimization. Under set semantics, the query-containment problem for conjunctive queries ha...
198
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SIGMOD
2009
ACM
15 years 11 months ago
2009
ACM
It has recently been asserted that the usability of a database is as important as its capability. Understanding the database schema, the hidden relationships among attributes in t...
218
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SIGMOD
2011
ACM
14 years 9 months ago
2011
ACM
Probabilistic database systems have successfully established themselves as a tool for managing uncertain data. However, much of the research in this area has focused on efficient...