Set operations (SQL)

Known as: Set operation, Except (SQL), Union 
Set operations allow the results of multiple queries to be combined into a single result set. Set operators include UNION, INTERSECT, and EXCEPT.
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Topic mentions per year

Topic mentions per year

1983-2016
02419832016

Papers overview

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2017
2017
The ubiquity of smartphones makes the mobile crowdsourcing possible, where the requester (task owner) can crowdsource data from… (More)
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2015
2015
In this paper, a reliable cross-point MLC ReRAM is introduced and fully integrated with 350nm CMOS technology. Both resistance… (More)
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2014
2014
Variability in resistive switching memory (RRAM) devices is studied by applying an AC measurement setup capable of efficiently… (More)
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2012
2012
Optical character recognition (OCR) is a very active area of research and has become very successful in pattern recognition. It… (More)
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2006
2006
This paper presents some roughness bounds for rough set operations. The results show that a bound of the set operation can be… (More)
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2006
2006
Roughness is an important indicator for the uncertainty of a rough set. This paper analyses the roughness bounds for set-oriented… (More)
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2004
2004
Genetic Algorithms (GAS) have been used to solve the NP-complete problems effectively such as the knapsack problem. One… (More)
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2001
2001
1.Introduction In TREC-10, we participated in two tasks: batch filtering task in the filtering task, and question answering task… (More)
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Highly Cited
1987
Highly Cited
1987
We introduce a new representation for polyhedra by showing how Binary Space Partitioning Trees (BSP trees) can be used to… (More)
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1983
1983
Techniques are presented for using a high-power GTO in a PWM inverter and operating inverter sets in parallel to increase the… (More)
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