This advanced SQL exercise is part of the book: Advanced SQL – Practical Techniques and Use-Cases, which includes 100 day-to-day SQL challenges (and solutions), need-to-know advanced features, and key concepts.
Perform the previous exercise again. This time write the query without using the PIVOT operator. Create a report that displays the total sum of sales (SoldAmount) for each month by year (total sum in January for the years 2001-2002, in February for the years 2001-2002 and so on):
