2217 search results - page 94 / 444 » Rank-aware Query Optimization |
190
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CORR
2010
Springer
14 years 12 months ago
2010
Springer
In this paper we describe a new efficient (in fact optimal) data structure for the top-K color problem. Each element of an array A is assigned a color c with priority p(c). For a ...
185
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SIGMOD
2012
ACM
13 years 7 months ago
2012
ACM
In this demo, we will present Tiresias, the first how-to query engine. How-to queries represent fundamental data analysis questions of the form: “How should the input change in...
120
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CC
2007
Springer
15 years 11 months ago
2007
Springer
DeepWeaver-1 is a tool supporting cross-cutting program analysis and transformation components, called “weaves”. Like an aspect, a DeepWeaver weave consists of a query part, an...
249
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ICDE
2005
IEEE
16 years 6 months ago
2005
IEEE
Vertical partitioning is a well-known technique for optimizing query performance in relational databases. An extreme form of this technique, which we call vectorization, is to sto...
136
Voted
COLING
2010
14 years 12 months ago
2010
This paper presents a novel method for acquiring a set of query patterns to retrieve documents containing important information about an entity. Given an existing Wikipedia catego...