如何解决无法从我的本地主机 xampp 访问远程 MySQL
我正在尝试从 Hostgator 连接到远程 MySQL,但它给了我一个错误,上面写着 Connection failed: SQLSTATE[HY000] [2002] No connection could be made because the target machine actively refused it.
我已经将我的 IP 添加到 Hostgator 中的访问主机,但仍然没有运气我有任何配置应该这样做,我目前在 Windows 10 机器上使用 xampp v3.2.4。
这里是配置代码:
class Database {
private $host = myip;
private $user = DB_USERNAME_FROM_Hostgator;
private $pass = DB_PASS_FROM_Hostgator;
private $dbname = DB_NAME_FROM_Hostgator;
private $dbh;
private $error;
private $stmt;
public function __construct() {
// Set DSN
$dsn = 'mysql:host=' . $this->host . ';dbname=' . $this->dbname;
$options = array (
PDO::ATTR_PERSISTENT => true,PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION
);
// Create a new PDO instanace
try {
$this->dbh = new PDO ($dsn,$this->user,$this->pass,$options);
} // Catch any errors
catch ( PDOException $e ) {
$this->error = $e->getMessage();
}
}
// Prepare statement with query
public function query($query) {
$this->stmt = $this->dbh->prepare($query);
}
// Bind values
public function bind($param,$value,$type = null) {
if (is_null ($type)) {
switch (true) {
case is_int ($value) :
$type = PDO::PARAM_INT;
break;
case is_bool ($value) :
$type = PDO::PARAM_BOOL;
break;
case is_null ($value) :
$type = PDO::PARAM_NULL;
break;
default :
$type = PDO::PARAM_STR;
}
}
$this->stmt->bindValue($param,$type);
}
// Execute the prepared statement
public function execute(){
return $this->stmt->execute();
}
// Get result set as array of objects
public function resultset(){
$this->execute();
return $this->stmt->fetchAll(PDO::FETCH_OBJ);
}
// Get single record as object
public function single(){
$this->execute();
return $this->stmt->fetch(PDO::FETCH_OBJ);
}
// Get record row count
public function rowCount(){
return $this->stmt->rowCount();
}
// Returns the last inserted ID
public function lastInsertId(){
return $this->dbh->lastInsertId();
}
}
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