Preference Elicitation in Prioritized Skyline Queries

Preference queries incorporate the notion of binary preference relation into relational database querying. Instead of returning all the answers, such queries return only the best answers, according to a given preference relation. Preference queries are a fast growing area of database research. Skyline queries constitute one of the most thoroughly studied classes of preference queries. A well known limitation of skyline queries is that skyline preference relations assign the same importance to all attributes.

Provided by: University at Buffalo Topic: Data Management Date Added: Feb 2011 Format: PDF

Find By Topic