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Example:
RELATIONAL SCHEMA for PERSON:
PERSON (PERSON_ID: integer, NAME: string, AGE: integer, ADDRESS: String)
RELATION INSTANCE
In this instance, m = 3 and n = 4
PERSON_ID
NAME
AGE
ADDRESS
1
Sanjay Prasad
35
b-4,Modi Nagar
2
Sharad Gupta
30
Pocket 2, Mayur
Vihar.
3
Vibhu Datt
36
c-2, New Delhi
Therefore current relation state reflects only the valid tuples that show a particular state of the real world. Though, Null values can be assigned for the cases where the values are missing or unknown.
This project requires you to perform a systems analysis and then design a system solution using database software. Ace Auto Dealers specializes in selling new vehicles from Subaru.
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Do you have experts of the dbms
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