An emp table contains fields employ name, desig and salary. How do you drop column salary?
Answer options
A
alter table emp drop column salary;
B
drop column salary from emp;
C
alter emp drop salary;
D
delete column salary from emp;
Correct answer: alter table emp drop column salary;
Explanation
Quick AnswerThe correct answer is alter table emp drop column salary; because it directly addresses the core logic of Database Management.
The correct DDL is: ALTER TABLE emp DROP COLUMN salary;