我尝试查询
<?php
$sql=mysql_query("SELECT * FROM `takelist` LEFT JOIN repair_list ON takelist.repair_id=repair_list.repair_id WHERE repair_list.status='รอซ่อมแซม' && repair_list.responsible='$name'", $connection);
$rows = mysql_num_rows($sql);
?>
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和我的phpmyadmin中的回显行数我看到1行 然后我查询并回显显示0的行