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Natural Join Example
Employee
Name
SSN
John
999999999
Tony
777777777
Dependents
SSN
Dname
999999999
Emily
777777777
Joe
Name
SSN
Dname
John
999999999
Emily
Tony
777777777
Joe
Employee Dependents =
PName, SSN, Dname(s SSN=SSN2(Employee x rSSN2, Dname(Dependents))