Can we use more than one null value for unique key?
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Answer Posted / rajesh
yes,we can use more than one null value for unique key.
Bcz all null values are unique,
thing is that null is unknown ,unassignable,
undefind ,inapplicable value and allwase null is not equal
to null and any arithimitic operation and logical
comparision all wase result null
| Is This Answer Correct ? | 21 Yes | 9 No |
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