📄 delete_all.php
字号:
<?
include_once("inc/auth.php");
?>
<html>
<head>
<title>删除全部类别</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
</head>
<body class="bodycolor">
<?
$query = "SELECT COUNT(*) from BOOK_INFO";
$cursor= exequery($connection,$query);
if($ROW=mysql_fetch_array($cursor))
$BOOK_COUNT=$ROW[0];
if($BOOK_COUNT>0)
{
Message("错误","数据库中尚有图书，不能将类别全部删除");
Button_Back();
exit;
}
$query="delete from BOOK_TYPE";
exequery($connection,$query);
header("location: index.php");
?>
</body>
</html>
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