图片存入mysql数据库

import mysql.connector
from mysql.connector import Error
import base64

# 连接到MySQL数据库
try:
    connection = mysql.connector.connect(host='localhost',
                                         database='testdb',
                                         user='root',
                                         password='password')
    if connection.is_connected():
        cursor = connection.cursor()

        # 创建表
        create_table_query = """
        CREATE TABLE IF NOT EXISTS images (
            id INT AUTO_INCREMENT PRIMARY KEY,
            name VARCHAR(255),
            image BLOB
        )
        """
        cursor.execute(create_table_query)

        # 读取图片并转换为二进制数据
        with open('example.jpg', 'rb') as file:
            binary_data = file.read()

        # 插入数据
        insert_query = "INSERT INTO images (name, image) VALUES (%s, %s)"
        cursor.execute(insert_query, ('example.jpg', binary_data))
        connection.commit()

        # 检索图片
        select_query = "SELECT image FROM images WHERE id = 1"
        cursor.execute(select_query)
        record = cursor.fetchone()
        if record:
            image_data = record[0]
            with open('retrieved_example.jpg', 'wb') as file:
                file.write(image_data)

except Error as e:
    print("Error while connecting to MySQL", e)
finally:
    if connection.is_connected():
        cursor.close()
        connection.close()
        print("MySQL connection is closed")