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their numbers, names, addresses, degrees they read for, and their past performance (i.e. modules taken and examination
results).
Activity 3 Implementation and description of SQL Functions: Date, Numeric, Character, Aggregate &etc.
Activity 4 Implementation of database query in the form of relational algebra and relational calculus
Lab/ Practicals details:
List of Experiments:
1) Create a table “PRODUCTS” with the below mentioned structure:
Product ID NUMBER(11)
Supplier ID NUMBER(11)
Category ID NUMBER(11)
Quantity Per Unit VARCHAR2(20)
Unit Price NUMBER(11)
Units In Stock NUMBER(11)
Units On Order NUMBER(11)
Product ID should be the Primary Key.
2) Consider the following tables:
WORKS(Pname,Cname,Salary)
LIVES(Pname,Street,City)
LOCATED_IN(Cname,City)
MANAGER(Pname,Mgername)
Where Pname=Person name, Cname= Company name and Mgrname = Manager name.
Write the SQL for the following:
a) List the names of the people who work for the company Wipro along with the cities
they live in.
b) Find the people who work for the company “Infosys” with a salary more than Rs.
50000/-. List the names of the people , along with the street and city
addresses.
c) Find the names of the persons who live and work in the same city.
d) Find the names of the persons who dod not work for “Infosys”.
e) Find the persons whose salaries are more than that of all of the “Oracle” employees.
f) Find the names of the companies that are located in every city where the company
“Infosys” is located.
3) Create table EMP and DEPT with the below mentioned structure
Structure for EMP table
EmpID NUMBER(4)
DeptID VARCHAR2(10)
EmpName CHAR(10)
Job CHAR(10)
HireDate DATE
Salary NUMBER(7, 2)
Commission NUMBER (7, 2)
Structure for DEPT table
DeptId VARCHAR2(10)
Deptname VARCHAR2(20)
No_of_Faculties NUMBER(2)
In table EMP : EmpID should be the Primary Key and DeptID should be the foreign
key.
In table DEPT : DeptId should be the primary key.
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