<?php
$hostname = "hostname/IP";
$username = "username";
$password = "password";
$db_name = "databaseName";
$port = "port";

$sqlArray = [];

// get PHP config
$root_pfad = $_SERVER["DOCUMENT_ROOT"] . "/core";
require_once $root_pfad . "/config/global.inc.php";
header("Content-Type: text/html; charset=utf-8");

// start new connection to database
$conn = new mysqli($hostname, $username, $password, $db_name, $port);
$conn->set_charset("utf8mb4");
// close connection on error
if ($conn->connect_error) {
    die("Connection failed: " . $conn->connect_error);
}

// prepare SQL statement and execute on database
$sql = "SELECT * FROM table";
// get data from database
$result = $conn->query($sql);
$conn->close();

// check if result is empty & has more than "0" rows
if (!empty($result) && (int)$result->num_rows > 0) {
    while ($row = $result->fetch_assoc()) {
        $sqlArray[] = $row;
    }
    echo json_encode($sqlArray);
} else {
    echo "0 results";
}
exit();