Question
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):
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):
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Explain relational model Relational Model RM It represents the database as a collection of relations ...
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Database Systems A Practical Approach to Design Implementation and Management
Authors: Thomas Connolly, Carolyn Begg
6th Edition Global
132943263, 978-0132943260
