php - Sending data to server with AJAX? -

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i need update table new values in mysql when image clicked.

$("#image1").click(function(){

here's example of query:

mysqli_query($conn,"update photos set rating='$ratingnew1' link='$img1link'");

how execute query when image clicked?

$("#image1").click(function(){     $.ajax({url: "update.php",           data: {img1link : 'image link', ratingnew1: 'rating'}); });

and update.php file

<?php mysqli_query($conn,"update photos set rating='$ratingnew1' link='$img1link'") ?>

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