* Databases: Relational - In-Class Assignment

You can run the queries in [[./solve.sql]] against a ~sqlite3~ database to solve this assignment
or install [[https://nixos.org/][Nix]] and run [[./solve.bash]].

** Answer the Following Questions With Info From [[*Tables]]

1. What was the total profit across all stores?
   - =$34.5=
2. What is the name of the most popular product sold?
   - =Toy Story=
3. How much profit did the "East" region make?
   - =$13.96=
4. Which city had the highest cost?
   - The city with the highest aggregate cost would be =San Francisco=.
   - However, the city with the highest /single/ cost would be =New York=.
5. What was the least popular product brand?
   - =Big Studios=, because they had no sales.
6. Which city (or cities) sold "Sense and Sensibility"?
   - =San Francisco=

** Tables

*** STORE
| Store_key | City          | Region  |
|-----------|---------------|---------|
| 1         | New York      | East    |
| 2         | Chicago       | Central |
| 3         | Atlanta       | East    |
| 4         | Los Angeles   | West    |
| 5         | San Francisco | West    |
| 6         | Philadelphia  | East    |

*** PRODUCT
| Product_key | Description           | Brand           |
|-------------|-----------------------|-----------------|
| 1           | Beautiful Girls       | MKF Studios     |
| 2           | Toy Story             | Wolf            |
| 3           | Sense and Sensibility | Parabuster Inc. |
| 4           | Holday of the Year    | Wolf            |
| 5           | Pulp Fiction          | MKF Studios     |
| 6           | The Juror             | MKF Studios     |
| 7           | From Dusk Till Dawn   | Parabuster Inc. |
| 8           | Hellraiser: Bloodline | Big Studios     |

*** SALES_FACT

| Store_key | Product_key | Sales | Cost | Profit |
|-----------|-------------|-------|------|--------|
| 1         | 6           | 2.39  | 1.15 | 1.24   |
| 1         | 2           | 16.7  | 6.91 | 9.79   |
| 2         | 7           | 7.16  | 2.75 | 4.40   |
| 3         | 2           | 4.77  | 1.84 | 2.93   |
| 5         | 3           | 11.93 | 4.59 | 7.34   |
| 5         | 1           | 14.31 | 5.51 | 8.80   |