What is the difference between Diploma, Advanced Diploma, PG Diploma, Bachelors and Masters in Canada?

I can't tell you much about diplomas as I am a B.Tech myself. But the main difference between a post graduate Diploma and an advanced Diploma is that a post graduate Diploma as the name suggests is a PG Diploma, whereas advance Diploma is same as the regular Diploma only that its a 3- year degree co