<?php
$host = "mysqldb.mydomain.com";

function getDbConnection(): PDO
{
	global $host;
    $database = "myDatabase";
    $username = "myUsername";
    $password = "myPa$$w0rd!";

    // Note we add TrustServerCertificate=true to the below - so we trust the SQL Server certificate, even if self signed etc.
    $dsn = "sqlsrv:Server={$host};Database={$database};TrustServerCertificate=true;LoginTimeout=5";

    return new PDO(
        $dsn,
        $username,
        $password,
        [
            PDO::ATTR_ERRMODE            => PDO::ERRMODE_EXCEPTION,
            PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC
        ]
    );
}

function getDbHost(): string
{
	global $host;
    return "$host";
}
?>