DCD: Beyond Text Processing
DCD can describe data types and constraints, too:
Ý
ÝÝÝ
DescribesÝanÝairlineÝreservation
ÝÝÝ
ÝÝÝÝÝ
LastName
Ý
FirstInitial
ÝÝÝÝÝ
SeatRow
Sample airline booking record:
ÝÝ
Bray
T
ÝÝ
33
B
ÝÝ
1997-05-24T07:55:00+1
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