On Data Bases with Incomplete Information

Semantic and logical problems arising in an incomplete information data base are investigated. A simple query language is described and its semantics is defined, which refers the queries to the information about reality contained in a data base, rather than to reality itself. This approach, called t...

Full description

Bibliographic Details
Main Author: Lipski, Witold, Jr.
Published: 2023
Online Access:https://hdl.handle.net/1721.1/148969