Question
When we translate a 1:N relationship in an ERD to a relational schema, we add the primary key of one-side entity to the many-side entity
When we translate a 1:N relationship in an ERD to a relational schema, we add the primary key of one-side entity to the many-side entity as a foreign key. Why should we do so? What if we add the PK of N-side entity to one-side entity?
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Databases And Information Systems 1 International Baltic Conference Dbandis 2020 Tallinn Estonia June 19 2020 Proceedings
Authors: Tarmo Robal ,Hele-Mai Haav ,Jaan Penjam ,Raimundas Matulevicius
1st Edition
303057671X, 978-3030576714
