我收到以下错误
您的SQL语法有误;检查手册对应于您的MySQL服务器版本以使用正确的语法在第114行的“附近”
但是我的代码只有27行
<?php
$DB_NAME = 'QCSYSTEM';
$DB_HOST = 'monitor';
$DB_USER = 'QCSYSTEM';
$DB_PASS = '247#Direct';
$mysqli = new mysqli($DB_HOST, $DB_USER, $DB_PASS, $DB_NAME);
if (mysqli_connect_errno()) {
printf("Connect failed: %s\n", mysqli_connect_error());
exit();
}
// A QUICK QUERY ON A FAKE USER TABLE
$query = "SELECT username FROM `users` WHERE";
$result = $mysqli->query($query) or die($mysqli->error.__LINE__);
// GOING THROUGH THE DATA
if($result->num_rows > 0) {
while($row = $result->fetch_assoc()) {
echo stripslashes($row['username']);
}
}
else {
echo 'NO RESULTS';
}
// CLOSE CONNECTION
mysqli_close($mysqli);
?>
您缺少在此处陈述您的WHERE
子句
$query = "SELECT username FROM `users` WHERE";
要么删除它
$query = "SELECT username FROM `users`";
或应用任何条款
$query = "SELECT username FROM `users` WHERE column = 'something'";
$query = "SELECT username FROM `users` WHERE";
$result = $mysqli->query($query) or die($mysqli->error.__LINE__);
您未指定where子句,因此查询失败。