TASK 3: Airline transportation AIRPORT (IDLE, name, city, country) Relation Relational schema I airport a airplane p lands AIRPLANE (IdTL, type, description, manufacturer) LANDS (#IDLE, #IdTL, dateFrom) Relation LANDS includes information about where each type of an airplane can land, on what airports and since when. Using domain and tuple relational calculus, find: 1. Find all names of the airports, where type B747 airplanes can land. 2. Find all IDLE of airports, on which type B747 or B748 airplanes can land 3. Find all IdLE of airports, which are located in Austria or that type B747 airplane can land on them. 4. Find all IDLE of airports, on which all types of planes can land.
TASK 3: Airline transportation AIRPORT (IDLE, name, city, country) Relation Relational schema I airport a airplane p lands AIRPLANE (IdTL, type, description, manufacturer) LANDS (#IDLE, #IdTL, dateFrom) Relation LANDS includes information about where each type of an airplane can land, on what airports and since when. Using domain and tuple relational calculus, find: 1. Find all names of the airports, where type B747 airplanes can land. 2. Find all IDLE of airports, on which type B747 or B748 airplanes can land 3. Find all IdLE of airports, which are located in Austria or that type B747 airplane can land on them. 4. Find all IDLE of airports, on which all types of planes can land.
Chapter9: Working With Text Functions And Creating Custom Formats
Section: Chapter Questions
Problem 3RA
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Transcribed Image Text:TASK 3: Airline transportation
AIRPORT (IDLE, name, city, country)
Relation
Relational schema
I airport
a airplane
p lands
AIRPLANE (IdTL, type, description, manufacturer)
LANDS (#IDLE, #IdTL, dateFrom)
Relation LANDS includes information about where each type of an airplane can land, on what airports and
since when.
Using domain and tuple relational calculus, find:
1. Find all names of the airports, where type B747 airplanes can land.
2. Find all IDLE of airports, on which type B747 or B748 airplanes can land
3. Find all IdLE of airports, which are located in Austria or that type B747 airplane can land on them.
4. Find all IDLE of airports, on which all types of planes can land.
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