Ggplot2 is nice if you're already working with R and data frames, but a lot of people would rather just use a scripting language to be the middleman between a d

Ggplot2 is nice if you're already working with R and data frames, but a lot of people would rather just use a scripting language to be the middleman between a database, CSV file, and language agnostic charting library like gnuplot, especially if you're not doing regression analysis or anything complex.