1  Who ordered the highest number of distinct inventory items
     (ie, fan, umbrella, toothbrush, ...)

2  How many oranges were ordered(placedOrder) between date A & date B


3  Fully name all persons who ordered PGAUmbrella in Feb'22


4  How many "open orders" have oranges on them?
      (where "open" means orderPlace but not yet shipped)

5  Order total for all open orders.

6  3rd quarter profit for 2021

*7* How would you suggest we update our database to keep track
    of how long someone has been a customer?