Operating system name and version: Unix
Version of smsd: 12.04
Smsd installed from: Not yet installed
Name and model of a modem / phone: I want to use remote cloud server (VPS)
Interface: I want to use remote cloud serever VPS

How do I get started with this I am very new

please see regular_run feature: http://smstools3.kekekasvi.com/index.php?p=configure#g_regular_run
You can use it to get messages from DB.
Or you can create trigger in your DB to upload new records to sms files.