what is unique constraint error ?

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what is unique constraint error ?..

Answer / sreedhar lokaray

Before answering this question I think you know what is a
unique constraint? This means no two values in the given
column are equal but null values are allowed. When you
receive same value again in a new record for that column
then it will throw unique constraint error.

Is This Answer Correct ?    1 Yes 0 No

what is unique constraint error ?..

Answer / nagendrareddy

unique is constraint which will not allow duplicate records
into batabase..

Is This Answer Correct ?    1 Yes 1 No

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