array(0) {
}
<br />
<b>Warning</b>:  Undefined array key "title" in <b>/home/nepo/public_html/acad276/demoPart2drilldown/update.php</b> on line <b>28</b><br />
<br />
<b>Warning</b>:  Undefined array key "genre" in <b>/home/nepo/public_html/acad276/demoPart2drilldown/update.php</b> on line <b>29</b><br />
<br />
<b>Warning</b>:  Undefined array key "id" in <b>/home/nepo/public_html/acad276/demoPart2drilldown/update.php</b> on line <b>30</b><br />
<hr>UPDATE dvd_titles
SET 
title = '' ,
genre_id =  WHERE dvd_title_id = <hr>ERROR:You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'WHERE dvd_title_id =' at line 4