Recursively delete all dependent model associations without an N + 1

ActiveRecord::Batches#find_in_batches has some gotchas. This library provides alternate algorithms that may better suit you, in certain circumstances. Specifically: you can order your results other than by primary key, and you can limit your batches to just a certain range of results not only all records.

Data entity importer for Ruby and asynchronous handling wrapped around activerecord-import and featured by valium and state_machine.

A rich indexed search engine for Rails written in pure Ruby.