How do I post and retrieve imge from database using javascript or PHP

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PHP

i used this code to sed the image to database

<?php
//conect to database
$con = mysql_connect('localhost', 'root', '') or die (mysql_error());
//select database table
$see = mysql_select_db("record",$con)or die ("cannot select DB");
//collect user's details
if (isset($_POST['submit'])){
//starting a sesion
session_start ();
$image=$_POST['image'];
$sql= "INSERT INTO register (image) VALUES('$image')";
mysql_query($sql);
$_SESSION['d'] ="";
$_SESSION['image'] = "";
header("location:department.php");

}

?>

What I have tried:

i have tried this and is not working
<?php
$con = mysql_connect('localhost', 'root', '') or die ("SERVER NOT FOUND".mysql_error());
$sel = mysql_select_db("record",$con)or die ("cannot select DB");
$result= @mysql_query (' SELECT imageROM register');
if(!$result){
exit('

Error performing query: ' .mysql_error() . '

');
}
while($row = mysql_fetch_array($result)){
echo '

';
echo '

';
echo"";
}
?>