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Continue to ChatReengineering relational databases to object oriented constructing the class hierarchy and migrating the data - https://avesis.metu.edu.tr/publication/details/4c6b67a6-c761-41a1-9d6b-1e8ed3087fcb/reengineering-relational-databases-to-object-oriented-constructing-the-class-hierarchy-and-migrating-the-data