Django: Before a model is updated, I'd like to “look at” its previous attributes

Question

When an update/create is performed on a Django model (.save()) I would like to be able to \"step in\" and compare some particular attributes to what they were set t

Answer 1

You can ask for the currently stored values in the database before you save. I have done this to log only changed values, but it causes another database query each time you save.