sferik/rails_admin — pull request #1783 by oruen (2013-10-07 12:33:35+00:00)
Title: ActiveRecord csv export optimization.

When dealing with large record sets with csv export Rails proccess could get stuck because of lots of objects being created in one moment. ActiveRecord [find_in_batches](http://apidock.com/rails/ActiveRecord/Batches/ClassMethods/find_in_batches) method helps with this situation reducing the number of simultaneously instantiated objects.