java图片存到数据库

import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.SQLException;

public class ImageToDatabase {
    public static void main(String[] args) {
        String url = "jdbc:mysql://localhost:3306/mydatabase";
        String user = "username";
        String password = "password";
        String imagePath = "path/to/image.jpg";
        String imageName = "image.jpg";

        try (Connection conn = DriverManager.getConnection(url, user, password)) {
            File imageFile = new File(imagePath);
            byte[] imageData = new byte[(int) imageFile.length()];
            try (FileInputStream fis = new FileInputStream(imageFile)) {
                fis.read(imageData);
            }

            String sql = "INSERT INTO images (name, image_data) VALUES (?, ?)";
            try (PreparedStatement pstmt = conn.prepareStatement(sql)) {
                pstmt.setString(1, imageName);
                pstmt.setBytes(2, imageData);
                pstmt.executeUpdate();
            }
        } catch (SQLException | IOException e) {
            e.printStackTrace();
        }
    }
}

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.SQLException;

public class ImageUrlToDatabase {
    public static void main(String[] args) {
        String url = "jdbc:mysql://localhost:3306/mydatabase";
        String user = "username";
        String password = "password";
        String imageUrl = "https://example.com/images/image.jpg";
        String imageName = "image.jpg";

        try (Connection conn = DriverManager.getConnection(url, user, password)) {
            String sql = "INSERT INTO images (name, image_url) VALUES (?, ?)";
            try (PreparedStatement pstmt = conn.prepareStatement(sql)) {
                pstmt.setString(1, imageName);
                pstmt.setString(2, imageUrl);
                pstmt.executeUpdate();
            }
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}