Designing an online database suggestions

Hi all! I am new here but do know a little about programing. I am a bit over my head in what I want to accomplish. I have this idea for a webpage. I think it could be a really popular idea, so I will be a bit vague. If you want to contact me personally you can and I can get more details for you. My email is colarussoa@gmail.com

I am trying to make an online database(I think this is the best route to take, but I am open to suggestions)

I would like users to be able...

Designing an online database suggestions