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Problem
Explain at least five relational algebraic operators with a suitable example.
Note: All the above descriptions should be done by taking at least two examples from outside (Other than the text book examples)
Describe identifying relationship? Identifying relationship: It is relationship among strong entity and a weak entity it is represented through a doubly outlined diamond in C
In which relational modes, cardinality is termed? Answer : Cardinality is termed in a number of tuples relational modes.
The Second Normal Form (2NF) Definition: A relation is in 2NF if it is in 1NF and each non-key attribute is fully dependent on each candidate key of the relation. Some of th
explain cascading rollback
Describe the various types of Online Analytical Processing (OLAP) tools and briefly discuss how the support common analytical operations.
courier company er-diagram
what is Nested relational model? Explain with examples.
The data of a view is not physically stored, but derived from one or more tables. True the data of a view is not physically stored
Consider the relations given below Borrower (id_no, name) Book (accno., title, author, borrower_idno) (a) Define the above relations as tables in SQL forming real world assumptio
object oriented database
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