Problem
SQL use zagimore database:
I. Display vendorID, total sales for items, total quantity sold of an item, if quantity sold of an item is greater than or equal to 3.
II. Display the total amount spent ( if any) by each of three customers Tina, Tony, and Pam at each of three stores S1, S2, S3.
III. Display for all regions, category name, product name, product price, quantity for all products sold at each store.