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What are called multilevel indices?
Indices with two or more levels are known as multilevel indices.
What is the difference between WHERE and HAVING clauses?. Predicates in the WHERE clause applies to every tuple while the predicate in the HAVING clause applies to groups.
what is natural join?
definition and its work
Define cardinality and participation constraints on a relationship type, completeness constraint on generalization. Ans: Cardinality defines the number of entities to wh
The primary key is selected from the
Can you assist me in Database management system? I need help in my courses, please email me at and get back me soon...
a set of possible data value of an attribute is called??
HOW MANY TYPES OF VIEWS
What do you mean by Correlated subquery? Subqueries, or nested queries, are used to bring back a set of rows to be used by the parent query. Depending on how the subquery is writ
create an e-r diagram usuing graphical dipicted software that could theoritically be used in resturant application
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