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Given an instance of the Employee relation as shown below: For (E...
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Given an instance of the Employee relation as shown below:
EID
|
EName
|
EEmail
|
EAge
|
ESalary
|
2345
|
Shah
|
shah@math
|
X
|
94000
|
1287
|
Roopal
|
Roopal@ee
|
29
|
95000
|
7853
|
Shah
|
shah@cse
|
29
|
94000
|
9876
|
Swati
|
swati@mech
|
28
|
93000
|
8765
|
Paresh
|
Paresh@civil
|
29
|
87000
|
For (EName,EAge) to be a key for this instance, the value X should NOT be equal to ________.
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