在与您的工作区一起在分屏中播放的视频中，您的授课教师将指导您完成每个步骤：

1. •

   Review the Sales database tables to become familiar with their contents while you explore the LibreOffice Base user interface.

2. •

   Generate a LibreOffice Base query that calculates the amount ordered by each customer and sorts the list in order from highest to lowest order/sales amount.

3. •

   Generate a LibreOffice Base query that compares a customer's sales amounts to determine the effect of a product's price increase.

4. •

   Generate LibreOffice Base queries that calculate for each customer the number of times each product has been ordered and the total quantity ordered of each product.

5. •

   Generate LibreOffice Base queries to summarize first- and second-quarter sales by product, and then use a third query to compare quarterly sales.