Capturing Missing Tuples and Missing Values

ACM Trans. Database Syst., Volume 41, Issue 2, 2016.

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Keywords:
Incomplete information complexity master data management partially closed databases relative completeness

Abstract:

Databases in real life are often neither entirely closed-world nor entirely open-world. Databases in an enterprise are typically partially closed, in which a part of the data is constrained by master data that contains complete information about the enterprise in certain aspects. It has been shown that, despite missing tuples, such a data...More

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