ggplot function like points

Is there any way to add points to a ggplot graph like with the points() function in base graphics? I don't often use ggplot and always prefer base graphics, but this time I must to deal with it. With + geom_point(x = c(1,2,3), y = c(1,2,3)) there is an error:

Error: Aesthetics must be either length 1 or the same as the data (33049): x, y