1. Describe the difference between an INNER JOIN, a RIGHT JOIN, and a LEFT JOIN. Provide a business example where you would want to use each type of join.
2. Describe the difference between the SQL commands UNION and UNION ALL. Provide a business example where you might want to use each one.
3. Choose an industry that has undergone tumultuous change due to digitization. What were the effects of moving to the digital age? How has the industry changed to adapt? What steps can be taken to keep the industry competitive and profitable in the information age?
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