1007 search results - page 168 / 202 » Worst-Case Optimal Algorithms for Parallel Query Processing |
130
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EDBT
2009
ACM
15 years 9 months ago
2009
ACM
Materialized views (MV) can significantly improve the query performance of relational databases. In this paper, we consider MVs to optimize complex scenarios where many heterogen...
101
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PODC
2009
ACM
16 years 2 months ago
2009
ACM
d Abstract] Danny Hendler Department of Computer-Science Ben-Gurion University hendlerd@cs.bgu.ac.il Philipp Woelfel Department of Computer-Science University of Calgary woelfel@cp...
140
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PODS
2003
ACM
16 years 2 months ago
2003
ACM
Full disjunctions are an associative extension of the outerjoin operator to an arbitrary number of relations. Their main advantage is the ability to maximally combine data from di...
137
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DEBU
2010
14 years 11 months ago
2010
Panda (for Provenance and Data) is a new project whose goal is to develop a general-purpose system that unifies concepts from existing provenance systems and overcomes some limita...
120
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PODC
2010
ACM
15 years 6 months ago
2010
ACM
A token is hidden in one of several boxes and then the boxes are locked. The probability of placing the token in each of the boxes is known. A searcher is looking for the token by...