介紹資料庫基本概念、MariaDB 安裝、資料表建立與基本 SQL 指令。
sudo apt update
sudo apt install -y mariadb-server mariadb-clientsudo mysql -u root -pCREATE DATABASE school;
USE school;
CREATE TABLE students (
id INT AUTO_INCREMENT PRIMARY KEY,
name VARCHAR(50),
score INT
);
INSERT INTO students (name, score) VALUES ('Tom', 85);
SELECT * FROM students;
UPDATE students SET score = 90 WHERE name='Tom';
DELETE FROM students WHERE name='Tom';