我对php和mysql非常陌生!所以我需要你帮忙!#1064 - You have an error in your SQL syntax; check the manual that corresponds NULL auto_increment, `usr` varchar (32) NOT NULL defaul' at line 4
这是表的代码
我开始学习php和我的sql。我得到了这个错误。Warning: mysql_fetch_array() expects parameter 1 to be resource, boolean given in test.php on line 52当我用下面这行替换这一行时
$result = mysql_query("SELECT