addition of 2 column value in mysql
select *,(maths + chemistry + physics ) AS total FROM `student`addition of 2 column value in mysql
select *,(maths + chemistry + physics ) AS total FROM `student`how to add more columns to a table in mysql
CREATE TABLE IF NOT EXISTS vendors (
id INT AUTO_INCREMENT PRIMARY KEY,
name VARCHAR(255)
);
ALTER TABLE vendors
ADD COLUMN phone VARCHAR(15) AFTER name;Copyright © 2021 Codeinu
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