connect_error) { die("Connection failed: " . $conn->connect_error); } $sql = "CREATE TABLE IF NOT EXISTS tracker ( ts TIMESTAMP DEFAULT CURRENT_TIMESTAMP, device VARCHAR(38), lat DOUBLE, lon DOUBLE, PRIMARY KEY(ts, device) );"; $sql2 = "CREATE TABLE IF NOT EXISTS users ( user VARCHAR(64) PRIMARY KEY, password VARCHAR(128), admin BOOLEAN );"; $sql3 = "CREATE TABLE IF NOT EXISTS device ( device VARCHAR(38) PRIMARY KEY, passkey VARCHAR(128) );"; if (!mysqli_query($conn, $sql)) die('Error: ' . mysqli_error($conn)); if (!mysqli_query($conn, $sql2)) die('Error: ' . mysqli_error($conn)); if (!mysqli_query($conn, $sql3)) die('Error: ' . mysqli_error($conn)); mysqli_close($conn); echo "OK";