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Guidelines for creation of table:
In E-R diagram how generalization is represented? in E-R diagram generalization is represented by Triangle shape.
Which is a valid SQL type? A valid SQL Should be in CHARACTER it is should be NUMERIC and FLOAT.
(a) What is a Sub-Query? (b) What is the difference between a scalar sub-query and a tabular sub-query? (c) Write an equivalent SQL statement to get the Name of Product wh
In case of entity integrity, the primary key may be declared? In a case of entity integrity primary key may be not Null.
Design an EER schema for the following application and translate the EER schema into relational schemas (and constraints). It is possible that some requirements cannot be captured
How does the two phase protocol ensure serializability in database schedules? Ans: A transaction is termed to follow the two-phase locking protocol if all locking operations
What is called as an N-way merge? The merge operation is a generalization of the two-way merge used by the standard in-memory sort-merge algorithm. It merges N runs, so it is k
Question: Describe briefly the three parts of the Relational Model. (a) The term integrity refers to the accuracy or correctness of the data in the database. Define the fol
entity relationship diagram for online examination system
Question 1 Discuss about second normal form and third normal form Question 2 Write short note on 1) Data Manipulation Language 2) Data Definition La
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