A column which is uniquely identifies the rows of a table is called a
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A column which is uniquely identifies the rows of a table is called a

A column which is uniquely identifies the rows of a table is called a
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A column which is uniquely identifies the rows of a table is called a

(A) candidate key

(B) Both 'a' and 'b'

(C) primary key

(D) foreign key

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Correct option is the (B) Both 'a' and 'b'.

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