Python スクリプトを使用して Linux システムで MySQL データベースを操作する方法

sudo apt-get update
sudo apt-get install mysql-server

pip install mysql-connector-python

import mysql.connector

# 连接到MySQL数据库
cnx = mysql.connector.connect(user='用户名', password='密码',
                              host='主机', database='数据库名')

# 创建表格
cursor = cnx.cursor()
create_table_query = '''
    CREATE TABLE books (
        id INT PRIMARY KEY AUTO_INCREMENT,
        title VARCHAR(100),
        author VARCHAR(100),
        price FLOAT
    )
'''
cursor.execute(create_table_query)
cnx.commit()

# 插入数据
insert_data_query = '''
    INSERT INTO books (title, author, price)
    VALUES (%s, %s, %s)
'''
data = [
    ('Python编程入门', '张三', 29.99),
    ('数据结构与算法', '李四', 39.99),
    ('机器学习实战', '王五', 49.99)
]
cursor.executemany(insert_data_query, data)
cnx.commit()

# 查询数据
select_data_query = 'SELECT * FROM books'
cursor.execute(select_data_query)
result = cursor.fetchall()

for row in result:
    print(row)

# 关闭连接
cursor.close()
cnx.close()