https://blog.sqlauthority.com/2017/06/18/write-case-statement-clause-interview-question-week-127/
origin - http://www.pipiscrew.com/2017/06/case-statement-in-where-clause/ case-statement-in-where-clause
https://blog.sqlauthority.com/2017/06/18/write-case-statement-clause-interview-question-week-127/
origin - http://www.pipiscrew.com/2017/06/case-statement-in-where-clause/ case-statement-in-where-clause