Data incompleteness becomes a frequent phenomenon in a large number of contemporary
database applications such as web autonomous databases, big data, and crowd-sourced …

The skyline query is one of the most important supporting technologies for the location-
based query services in the road network. Usually, when a user queries the skyline points in …

This paper aims to answer “why-not” questions in skyline queries based on the orthogonal
query range (ie, ORSQ). These queries retrieve skyline points within a rectangular query …

Currently, many of the processing techniques for the location-based queries provide
information of a single type of spatial objects, based on their spatial closeness to the query …

Skyline query has attracted much attention from the data management community. It is
widely used in many practical applications, such as multi-criteria decision-making, product …

Skyline operators are fascinating concepts that let the users extend and evolve a database
system. SKY-MR+ algorithm is an efficient framework implemented for skyline operators and …