I like it.
but I think you could make it a little bit easier to use.
PHP Code:
$sql = 'SELECT *
FROM messages m
WHERE m.message_id = :message_id
AND m.temperature = :temperature';
$params = array(
':message_id' => '48',
':temperature' => '23'
);
$db->query($sql, $params);
you could update your code so that it would allow sql like this
PHP Code:
$sql = 'SELECT *
FROM messages m
WHERE m.message_id = 48
AND m.temperature = 23';
$db->query($sql);
wouldn't be that difficult and make more sense when using the class.