2013 | OriginalPaper | Buchkapitel
Processing Framework for Ranking and Skyline Queries
verfasst von : Seung-won Hwang
Erschienen in: Advanced Query Processing
Verlag: Springer Berlin Heidelberg
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In the previous chapter, the need to support ranking and skyline queries for multi-criteria decision-making for given user preferences was motivated. We now survey existing algorithms for each query and show a ‘meta-algorithm’ framework for each query. The goal of this chapter is to show that how this framework and cost model enable us to (a) generalize existing algorithms and (b) observe important principles not observed from individual algorithms.