With any type of decking, you can choose the same type of railing system, whether cedar, plastic, coloured PVC or vinyl, composite, or metal such as aluminum.
Some railing may block your view, so while having one kind of deck, for the railing you may want a glass railing system with aluminum rails.
One deck contractor in the US shows types of deck railings in this short video.
Better than deck railing pictures, are getting ideas from a video explaining types of rails for decks. Here’s a more detailed video about alternative railings (non-wood).