What is the role of “CONSTRAINS” in defining a table in Mysql?
(a) Declaring primary key
(b) Declaring Foreign Key
(c) Restrictions on columns
(d) All of the mentioned
(a) Declaring primary key
(b) Declaring Foreign Key
(c) Restrictions on columns
(d) All of the mentioned
Right option is (d) All of the mentioned
Easiest explanation: None.