// SQL for user db

CREATE TABLE uploads (
id int NOT NULL AUTO_INCREMENT PRIMARY KEY,
name varchar(50) NOT NULL,
email varchar(50) NOT NULL,
upload_filename varchar(200)
)

CREATE TABLE users (
user_id int NOT NULL AUTO_INCREMENT PRIMARY KEY,
first_name varchar(20) NOT NULL,
last_name varchar(30) NOT NULL,
email varchar(50) NOT NULL,
pwd varchar (12) NOT NULL,
user_pic_path varchar(200)
)

// SQL for images db
CREATE TABLE images (
image_id	int				AUTO_INCREMENT PRIMARY KEY,
filename	varchar(200)	NOT NULL,
mime_type	varchar(50)		NOT NULL,
file_size	int				NOT NULL,
image_data	mediumblob 		NOT NULL
)

create_user.php
1. db connection Lines 3-4
2. check image validity
3. build image insert sql statement, insert image into images table
4. build insert sql statement, insert user into users table
5. redirect to show_user.php