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Question

Find out the logical error in the following MySQL code snippet? 
   CREATE TABLE person
   ( person_id VARCHAR(20),
    Name VARCHAR (20),
    Address VARCHAR (20),
    Mobile_no  SMALLINT 
    );

a.

Lesser number of columns

b.

Incorrect definition

c.

Primary key is missing

d.

None of the mentioned

Posted under MySQL Database

Answer: (c).Primary key is missing

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Q. Find out the logical error in the following MySQL code snippet?
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