php - File is inserted in its folder without not showing any error but File name is not showing in Database table -

i uploading files through simple form of html using php & mysql. when upload file or image can moved folder name of file or image not showing in database table. problem ?

this code can check if mistake found:

enter code <?php  /* attempt mysql server connection. assuming running mysql  server default setting (user 'root' no password) */  $link = mysqli_connect("localhost", "root", "", "imycro");    // check connection  if($link === false){      die("error: not connect. " . mysqli_connect_error());  }    // escape user inputs security  $name = mysqli_real_escape_string($link, $_post['name']);  $email = mysqli_real_escape_string($link, $_post['email']);  $country = mysqli_real_escape_string($link, $_post['country']);  $phone = mysqli_real_escape_string($link, $_post['phone']);  $city = mysqli_real_escape_string($link, $_post['city']);  $summary = mysqli_real_escape_string($link, $_post['summary']);  $jobtype = mysqli_real_escape_string($link, $_post['jobtype']);  if(isset($_files["cv"]["error"])){  if($_files["cv"]["error"] > 0){      echo "error: " . $_files["cv"]["error"] . "<br>";  } else{      $allowed = array("jpg" => "image/jpg", "jpeg" => "image/jpeg", "gif" => "image/gif", "png" => "image/png");      $filename = $_files["cv"]["name"];      $filetype = $_files["cv"]["type"];      $filesize = $_files["cv"]["size"];        // verify file extension      $ext = pathinfo($filename, pathinfo_extension);      if(!array_key_exists($ext, $allowed)) die("error: please select valid file format.");        // verify file size - 5mb maximum      $maxsize = 5 * 1024 * 1024;      if($filesize > $maxsize) die("error: file size larger allowed limit.");        // verify myme type of file      if(in_array($filetype, $allowed)){          // check whether file exists before uploading          if(file_exists("documents/" . $_files["cv"]["name"])){              echo $_files["cv"]["name"] . " exists.";          } else{              move_uploaded_file($_files["cv"]["tmp_name"], "documents/" . $_files["cv"]["name"]);              echo "your file uploaded successfully.";          }       } else{          echo "error: there problem uploading file - please try again.";       }      }  } else{      echo "error: invalid parameters - please contact server administrator.";  }              // file upload code ends here /////////////////////////////   // attempt insert query execution  $sql = "insert work (name, email, country, phone, city, summary, jobtype) values ('$name', '$email', '$country' , '$phone' , '$city', '$summary' , '$jobtype')";  if(mysqli_query($link, $sql)){      echo "records added successfully.";  } else{      echo "error: not able execute $sql. " . mysqli_error($link);  }    // close connection  mysqli_close($link);  ?>