how to insert image in database php

 $image=$_FILES['file']['name'];
 <form action=""  enctype="multipart/form-data" >
<input type="file" name="file" id="ExamDeclareResultYes" required/>
 </form

<?php
if(isset($_FILES['file'])){
      $errors= array();
      $file_name = $_FILES['file']['name'];
      $file_size =$_FILES['file']['size'];
      $file_tmp =$_FILES['file']['tmp_name'];
      $file_type=$_FILES['file']['type'];
      $file_ext=strtolower(end(explode('.',$_FILES['file']['name'])));
     
      $expensions= array("jpeg","jpg","png");
     
      if(in_array($file_ext,$expensions)=== false){
         $errors[]="extension not allowed, please choose a JPEG or PNG file.";
      }
     
      if($file_size > 2097152){
         $errors[]='File size must be excately 2 MB';
      }
     
      if(empty($errors)==true){
         move_uploaded_file($file_tmp,"/home/oyp001/public_html/test9/user/images/".$file_name);
         echo "Success";
      }else{
         print_r($errors);
      }
   }
?>