There are differences to ski technique, and often where you learn to ski, it will effect what style you will learn. Some techniques are more rigid, like the Austria style where body position is static in turns, compared with some others, like the French, which have a more fluid nature to them. This is a great video if you want to see examples of differences in technique along with great examples of advanced skiers.
Differences in ski styles
In this video they show the techniques of typical
Learning Ski Techniques
If you are going on your holidays and want to prepare your mind for the slopes we recommend this Youtube Playlist. There are a number of videos that bring you through the basics and intermediate skiing skills. Perhaps you will remember a few of them and try them on the slopes and further improve your technique.
Slope style techniques
If all of this is too boring for you, then maybe check out this offering of slope style in Whistler Blackcomb, in the US with Tom Wallisch, Gus Kenworthy, James ‘Wo. These guys are jumping off rails, hitting jumps at speed, and launching themselves of anything else they can find.