tomchristie/django-rest-framework — pull request #2204 by carltongibson (2014-12-04 11:20:25+00:00)
Title: Clarify read-only & `unique_together` Documentation

Fixes #2164 — assuming we're happy it's just a docs issue.

This adds the extra info I needed when I encountered the issue.

As per suggestion in #2164, I'll have a look at also calling it out in the relevant tutorial section.