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Computer Science
Consider the following schema for a company database and answer the following questions: DEPARTMENT Dname Dnumber Mgr_ssn Mgr_start_date EMPLOYEE Fname Minit Lname Ssn Bdate Address Sex Salary Dno WORKS ON Essn Pno Hours PROJECT Pname Pnumber Plocation Q1//create all tables of this schema and apply any necessary constraints Q2// Write SQL statements that carry out the following tasks: 1-alter the employee table to add column city of 20 characters. 2- alter the employee table to apply the following business rule The minimum salary is 3000 and maximum salary is 10000 3- insert sample data in each table. 4- display a list of each employee SSN , Name and Salary. 5- display a list of each employee SSN, Name and Salary for employees working in department no 2.

Consider the following schema for a company database and answer the following questions: DEPARTMENT Dname Dnumber Mgr_ssn Mgr_start_date EMPLOYEE Fname Minit Lname Ssn Bdate Address Sex Salary Dno WORKS ON Essn Pno Hours PROJECT Pname Pnumber Plocation Q1//create all tables of this schema and apply any necessary constraints Q2// Write SQL statements that carry out the following tasks: 1-alter the employee table to add column city of 20 characters. 2- alter the employee table to apply the following business rule The minimum salary is 3000 and maximum salary is 10000 3- insert sample data in each table. 4- display a list of each employee SSN , Name and Salary. 5- display a list of each employee SSN, Name and Salary for employees working in department no 2.

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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SQL
Consider the following schema for a company database and answer the following questions: DEPARTMENT Dname Dnumber Mgr_ssn Mgr_start_date M EMPLOYEE Fname Minit Lname Ssn Bdate Address Sex Salary Dno WORKS ON Essn Pno Hours M PROJECT Pname Pnumber Plocation Q1//create all tables of this schema and apply any necessary constraints Q2// Write SQL statements that carry out the following tasks: 1-alter the employee table to add column city of 20 characters. 2- alter the employee table to apply the following business rule The minimum salary is 3000 and maximum salary is 10000 3- insert sample data in each table. 4- display a list of each employee SSN, Name and Salary. 5- display a list of each employee SSN , Name and Salary for employees working in department no 2.
Transcribed Image Text:Consider the following schema for a company database and answer the following questions: DEPARTMENT Dname Dnumber Mgr_ssn Mgr_start_date M EMPLOYEE Fname Minit Lname Ssn Bdate Address Sex Salary Dno WORKS ON Essn Pno Hours M PROJECT Pname Pnumber Plocation Q1//create all tables of this schema and apply any necessary constraints Q2// Write SQL statements that carry out the following tasks: 1-alter the employee table to add column city of 20 characters. 2- alter the employee table to apply the following business rule The minimum salary is 3000 and maximum salary is 10000 3- insert sample data in each table. 4- display a list of each employee SSN, Name and Salary. 5- display a list of each employee SSN , Name and Salary for employees working in department no 2.
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