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Exercise 4.5.1: Convert the E/R diagram of Fig. 4.29 to a relational database schema.
Figure 4.29: An E/R diagram about airlines
Exercise 4.6.1: Convert the E/R diagram of Fig.4.32 to a relational database schema, using each
of the following approaches:
a) The straight-E/R method
b) The object-oriented method
Figure 4.32: E/R diagram for Exercise 4.6.1
Bookings
Customers Flights
row seat
SSNo
name
addr
phone
number
day
aircraft
toCust toFlt
isa
Courses
Lab
Courses
Depts room
Computer
allocation
number name chair
GivenBy
:
