Repeat Exercise 4.5, but use the AIRLINE schema of Figure 3.8. In exercise 4.5 What are the
Question:
In exercise 4.5
What are the referential integrity constraints that should hold on the schema?
Write appropriate SQL DDL statements to define the database.
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The following referential integrity constraints should hold FLIGHTLEGFLIGHTNUMBER FLIGHTNUMBER FLIGHTLEGDEPARTUREAIRPORTCODE AIRPORTAIRPORTCODE FLIGHTLEGARRIVALAIRPORTCODE AIRPORTAIRPORTCODE LEGINSTAN...View the full answer
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Related Book For
Fundamentals of Database Systems
ISBN: 978-0136086208
6th edition
Authors: Ramez Elmasri, Shamkant Navathe
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