Data manipulation language statements


Question 1:

Illustrate out the concept of Foreign Key. How a foreign key distinct from the Primary Key? Can the Foreign Key accept nulls?

Question 2:

With an essential example illustrate out (i) Basic Constructs of E-R Modeling (ii) E-R Notations.

Question 3:

Illustrate the first three Normal Forms taking the use of an un-normalized relation and reducing it to 3 NF.

Question 4:

Illustrate out the concept of the Data Mining? How it is related with the data warehouse.

Question 5:

Write down the SQL queries by using Data Manipulation Language (DML) statements.

Question 6:

Make the payroll database considering table employee.

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Database Management System: Data manipulation language statements
Reference No:- TGS09917

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