Cleaning Data with Constraints and Experts
WebDB, pp. 1:1-1:6, 2018.
Popular techniques for data cleaning use integrity constraints to identify errors in the data and to automatically resolve them, e.g. by using predefined priorities among possible updates and finding a minimal repair that will resolve violations. Such automatic solutions however cannot ensure precision of the repairs since they do not hav...More
Full Text (Upload PDF)
PPT (Upload PPT)