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What is the meaning of “NULL” in Mysql?

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What is the meaning of “NULL” in Mysql?

(a) Not applicable

(b) Value not yet known

(c) Value undefined

(d) All of the mentioned

I got this question during an interview.

My doubt stems from Null: the Four Letter Word in portion Nulls and Conditions and Miscellaneous of MySQL

1 Answer

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Best answer
Correct option is (d) All of the mentioned

Explanation: None.

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