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Table EMP Column name EMPNO ENAME Column type Integer Up to 10 characters Example entry 7369 Description Employee ID number Employee sumame SMITH JOBNO Integer Integer 10 Employee's job title No ID no. of employee's MGR 7566 manager HIREDATE Date 17/12/1980 Date employment started Monthly salary SAL Integer 1600 Table JOB Column name Column type Integer Up to 15 characters Example entry 10 Description job title No Employee's job title JOBNO JOB TITLE SALESMAN c) Write SQL statements to define referential integrity constraints on EMP table and give SQL examples to describe the different ways that referential integrity constraints can cause the database system to behave when a user attempts to update a table row. (Maximum 300 words).

Table EMP Column name EMPNO ENAME Column type Integer Up to 10 characters Example entry 7369 Description Employee ID number Employee sumame SMITH JOBNO Integer Integer 10 Employee's job title No ID no. of employee's MGR 7566 manager HIREDATE Date 17/12/1980 Date employment started Monthly salary SAL Integer 1600 Table JOB Column name Column type Integer Up to 15 characters Example entry 10 Description job title No Employee's job title JOBNO JOB TITLE SALESMAN c) Write SQL statements to define referential integrity constraints on EMP table and give SQL examples to describe the different ways that referential integrity constraints can cause the database system to behave when a user attempts to update a table row. (Maximum 300 words).

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Table EMP Column name Column type Integer Up to 10 characters Integer Integer Example entry 7369 Description Employee ID number Employee surname EMPNO ENAME SMITH Employee's job title No ID no. of employee's manager Date employment started Monthly salary JOBNO 10 MGR 7566 HIREDATE Date 17/12/1980 SAL Integer 1600 Table JOB Column name Column type Integer Up to 15 characters Example entry Description job title No Employee's job title JOBNO 10 JОB TITLE SALESMAN c) Write SQL statements to define referential integrity constraints on EMP table and give SQL examples to describe the different ways that referential integrity constraints can cause the database system to behave when a user attempts to update a table row. (Maximum 300 words).
Transcribed Image Text:Table EMP Column name Column type Integer Up to 10 characters Integer Integer Example entry 7369 Description Employee ID number Employee surname EMPNO ENAME SMITH Employee's job title No ID no. of employee's manager Date employment started Monthly salary JOBNO 10 MGR 7566 HIREDATE Date 17/12/1980 SAL Integer 1600 Table JOB Column name Column type Integer Up to 15 characters Example entry Description job title No Employee's job title JOBNO 10 JОB TITLE SALESMAN c) Write SQL statements to define referential integrity constraints on EMP table and give SQL examples to describe the different ways that referential integrity constraints can cause the database system to behave when a user attempts to update a table row. (Maximum 300 words).
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