Update & Delete
Lesson 9Author : 🦒
Last Updated : December, 2017
Code
DELETE FROM student;
DELETE FROM student
WHERE student_id = 4;
DELETE FROM student
WHERE major = 'Sociology' AND name = 'Kate';
UPDATE student
SET major = 'Undecided';
UPDATE student
SET name = 'Johnny'
WHERE student_id = 4;
UPDATE student
SET major = 'Biological Sciences'
WHERE major = 'Biology';
UPDATE student
SET major = 'Biosociology'
WHERE major = 'Biology' OR major = 'sociology'
UPDATE student
SET major = 'Undecided', name = 'Tom'
WHERE student_id = 4;