Databases Reference
In-Depth Information
Table 8: Determination of method and technique fi tness (continued)
p8
Entity[notrepl]:
Doctor_2
Rel: treats in
emergency
dept.
Entity[notrepl]:
Patient_2
X
X
p9
Entity[notrepl]:
Doctor_2
Rel: is refer-
ence physi-
cian of
Entity[notrepl]:
Patient_2
X
X
P10
Entity[notrepl]:
Patient_2
Rel: is as-
signed
Entity[notrepl]:
Room
X
X
P11
Entity[notrepl]:
Patient_2
Rel: suffers
Entity[notrepl]:
Complaint
X
X
P12-1
Constraint: no
later than
Operand:
P10
P12-2
Constraint: no
later than
Operand:
Value: 3 hours
Sum
Fitness
17
22
.55
.71
Table 9: Derivation table for the class diagram
