Question
Write a SQL statement to list flight numbers and Airplane models for flights out of Philadelphia on Nov. 6, 2015. Grand Travel Airlines has to
Write a SQL statement to list flight numbers and Airplane models for flights out of Philadelphia on Nov. 6, 2015.
Grand Travel Airlines has to keep track of its flight and airplane history.
A flight is uniquely identified by the combination of a flight number and a date;
Every passenger who has flown on Grand Travel has a unique passenger number;
For a particular passenger who has taken a particular flight, the company wants to keep track of the fare that she paid for it and the date that she made the reservation for it;
Clearly, a passenger may have taken many flights and every flight has had many passengers on it;
A pilot is identified by a unique pilot number;
A flight on a particular date has exactly one pilot. Each pilot has typically flown many flights;
Each airplane has a unique serial number. A flight on a particular date used one airplane.
The tables are as follows.
PILOT
Column Name | Key Type | Null/ unique | FK Table | FK Column | Data type | Max length |
PilotNum | PK | NN, U |
|
| INT | 9 |
FirstName | NN |
|
| Varchar | 50 | |
LastName |
| NN |
|
| Varchar | 50 |
DateOfBirth |
| NN |
| Date |
| |
DateOfHire |
| NN |
|
| Date |
|
FLIGHT
Column Name | Key Type | Null/ unique | FK Table | FK Column | Data type | Max length |
FlightNum | PK | NN |
|
| INT | 9 |
DepartureDate | PK | NN |
|
| Date | |
Origin |
| NN |
|
| Char | 3 |
Destination |
| NN |
|
| Char | 3 |
PilotNum | FK | NN | PILOT | PilotNum | INT | 9 |
AirplaneNum | FK | NN | AIRPLANE | AirplaneNum | INT | 9 |
PASSENGER
Column Name | Key Type | Null/ unique | FK Table | FK Column | Data type | Max length |
PassengerNum | PK | NN, U |
| INT | 9 | |
FirstName |
| NN |
|
| Varchar | 50 |
LastName |
| NN |
|
| Varchar | 50 |
StreetAddress | NN |
|
| Varchar | 100 | |
City |
| NN |
|
| Varchar | 50 |
State |
| NN |
|
| Char | 2 |
PhoneNum | NN |
| Varchar | 20 |
RESERVATION
Column Name | Key Type | Null/ unique | FK Table | FK Column | Data type | Max length |
FlightNum | PK,FK | NN | FLIGHT | FlightNum | INT | 9 |
Date | PK | NN |
|
| Date | |
PassengerNum | PK,FK | NN | PASSENGER | PassengerNum | Varchar | 50 |
Fare |
| NN |
|
| Decimal | 9,2 |
ReservationDate |
| NN |
|
| Date |
|
AIRPLANE
Column Name | Key Type | Null/ unique | FK Table | FK Column | Data type | Max length |
AirplaneNum | PK | NN,U |
|
| INT | 9 |
Model |
| NN |
|
| Varchar | 25 |
PassengerCapacity |
| NN |
|
| INT | 4 |
YearBuilt |
| NN |
|
| Date | |
Manufacturer |
| NN |
|
| Varchar | 0 |
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