7 years ago in Database Management System

Which of the following will NOT eliminates the ambiguities of a null value?

[A] Define the attribute as required
[B] Define subtypes
[C] Define each attribute as having an initial value that is recognized as blank
[D] Define supertypes
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Answers

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bibek thapa
bibek thapa - 4 months ago

bibek thapa from Nepal is saying Define subtypes is correct answer

uma maheswari
uma maheswari - 1 year ago

uma maheswari from Tiruchi, India is saying Define each attribute as having an initial value that is recognized as blank is correct answer

Tsega Asresa Mengistu
Tsega Asresa Mengistu - 1 year ago

Tsega Asresa Mengistu from Dessie, Ethiopia is saying Define the attribute as required is correct answer

Serkie Mekonnen
Serkie Mekonnen - 1 year ago

Serkie Mekonnen from Dessie, Ethiopia is saying Define the attribute as required is correct answer

Abdul Haseeb Shershahabadi
Abdul Haseeb Shershahabadi - 1 year ago

Abdul Haseeb Shershahabadi from Birpur, India is saying Define each attribute as having an initial value that is recognized as blank is correct answer

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