7 years ago in Database Management System


To drop a column that is used as a foreign key, first:

[A] drop the primary key.
[B] drop the table containing the foreign key..
[C] drop the foreign key constraint.
[D] All of the above must be done.
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Answers

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Sewunet Samuel
Sewunet Samuel - 3 months ago

Sewunet Samuel from Ethiopia is saying drop the primary key. is correct answer

Ahmed Alanbagi
Ahmed Alanbagi - 7 months ago

Ahmed Alanbagi from Baghdad, Iraq is saying drop the foreign key constraint. is correct answer

uma maheswari
uma maheswari - 1 year ago

uma maheswari from Tiruchi, India is saying drop the primary key. is correct answer

Shamsa hafeez
Shamsa hafeez - 1 year ago

Shamsa hafeez from Lahore, Pakistan is saying drop the primary key. is correct answer

Tsega Asresa Mengistu
Tsega Asresa Mengistu - 1 year ago

Tsega Asresa Mengistu from Dessie, Ethiopia is saying drop the foreign key constraint. is correct answer

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