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EMPLOYEE Employee Rex 1 EmployeeID Employee Name E101 Ava E202 Sidney E303 Lena Employee Title Project Manager Business Analyst Senior Business Analyst Assume Sidney's title
EMPLOYEE Employee Rex 1 EmployeeID Employee Name E101 Ava E202 Sidney E303 Lena Employee Title Project Manager Business Analyst Senior Business Analyst Assume Sidney's title changes from Business Analyst to Senior Business Analyst. 1. 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). ili. 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. iv. Show the dimension EMPLOYEE (with all of its records) if the Type 2 option for handling slowly changing dimensions is applied, and time stamps and row indicators are used. V. Show the dimension EMPLOYEE (with all of its records) if the Type 3 option for handling slowly changing dimensions is applied, and time stamps are used
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