package com;
 
import java.io.*;
import java.sql.*;
 
public class DatabaseImageExample {

	public static void main(String args[]){
		try{
			Class.forName("com.mysql.jdbc.Driver");
			Connection con=DriverManager.getConnection("jdbc:mysql://localhost/demo","root","root");
			File file=new File("E:\\image1.png");
			FileOutputStream fos=new FileOutputStream(file);
			byte b[];
			Blob blob;
			PreparedStatement ps=con.prepareStatement("select * from image_table");
			ResultSet rs=ps.executeQuery();
			while(rs.next()){
			blob=rs.getBlob("image");
			b=blob.getBytes(1,(int)blob.length());
			fos.write(b);
			}
			ps.close();
			fos.close();
			con.close();
			}
       	 catch(Exception e){
			e.printStackTrace();
		}
	}
}