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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