EMPLOYEE Employeekey EmployeeID E101 E202 E303 EmployeeName Ava Sidney Lena EmployeeTitle Project Manager Business Analyst Senior Business Analyst Assume Sidney's title changes from Business Analyst to Senior Business Analyst. i. Show the dimension EMPLOYEE (with all of its records) if the Type 1 option for handling slowly changing dimensions is applied. ii. Show the dimension EMPLOYEE (with all of its records) if the Type 2 option for handling slowly changing dimensions is applied (do not use time stamps and row indicators). iii. Show the dimension EMPLOYEE (with all of its records) if the Type 3 option for handling slowly changing dimensions is applied (do not use time stamps). Consider the scenario involving the slowly changing dimension EMPLOYEE as shown in the figure above. Assume that Employee table contains the data since the date 1.1.2010. Also, assume Sidney's title changed from Business Analyst to Senior Business Analyst on 1.1.2015.

EMPLOYEE Employeekey EmployeeID E101 E202 E303 EmployeeName Ava Sidney Lena EmployeeTitle Project Manager Business Analyst Senior Business Analyst Assume Sidney's title changes from Business Analyst to Senior Business Analyst. i. Show the dimension EMPLOYEE (with all of its records) if the Type 1 option for handling slowly changing dimensions is applied. ii. Show the dimension EMPLOYEE (with all of its records) if the Type 2 option for handling slowly changing dimensions is applied (do not use time stamps and row indicators). iii. Show the dimension EMPLOYEE (with all of its records) if the Type 3 option for handling slowly changing dimensions is applied (do not use time stamps). Consider the scenario involving the slowly changing dimension EMPLOYEE as shown in the figure above. Assume that Employee table contains the data since the date 1.1.2010. Also, assume Sidney's title changed from Business Analyst to Senior Business Analyst on 1.1.2015.

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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Question

EMPLOYEE
Employeekey
EmployeeID
E101
E202
E303
EmployeeName
Ava
Sidney
Lena
Employee Title
Project Manager
Business Analyst
Senior Business Analyst
Assume Sidney's title changes from Business Analyst to Senior Business Analyst.
i. Show the dimension EMPLOYEE (with all of its records) if the Type 1 option for
handling slowly changing dimensions is applied.
ii. Show the dimension EMPLOYEE (with all of its records) if the Type 2 option for
handling slowly changing dimensions is applied (do not use time stamps and row
indicators).
W
iii. Show the dimension EMPLOYEE (with all of its records) if the Type 3 option for
handling slowly changing dimensions is applied (do not use time stamps).
Consider the scenario involving the slowly changing dimension EMPLOYEE as shown in
the figure above. Assume that Employee table contains the data since the date 1.1.2010.
Also, assume Sidney's title changed from Business Analyst to Senior Business Analyst
on 1.1.2015.

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