Explain relational model. How schema and relations are represented In mathematical form? Define semi join, aggregate and
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Explain relational model.
How schema and relations are represented In mathematical form?
Define semi join, aggregate and grouping operation in relational algebra with examples.
(DBMS):
Related Book For
Database Systems A Practical Approach to Design Implementation and Management
ISBN: 978-0132943260
6th Edition Global
Authors: Thomas Connolly, Carolyn Begg
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