How to rename file name in DB

[aris1234]

how to rename file name in DB..???

this my code, but this code only save image to folder, can't rename file in DB :

<?php
 
//Сheck that we have a file
$folder = "../property/$spid";
if(!file_exists($folder))
{
   mkdir($folder);
}
$sql = "UPDATE `$table` SET str_image1='$simage1' WHERE int_prop_ID='$spid'";
}
            if(mysql_query($sql, $conn) == false)
                  {
                    exit(mysql_error());
                  }
              else
                {
                    $property_id = mysql_insert_id();
                }
 
        // Process image
            for($i = 0; $i < count($_FILES["file"]["name"]); $i++)
                {
                 // Update row
                    $filename = $_FILES["file"]["name"][$i];        
                    $sql = "UPDATE properties ".
                              "SET str_image". ($i + 1) ."= '$filename' ".
                              "WHERE int_prop_ID = $property_id ";
                    mysql_query($sql, $conn);        
 
                // Move file
                $tmp_filename = $_FILES["file"]["tmp_name"][$i];
                move_uploaded_file($tmp_filename, $folder ."/". $filename);
               }
 
header( 'Location: view.php' );
 
?>