mongodb/mongo-ruby-driver — pull request #358 by estolfo (2014-02-13 18:06:47+00:00)
Title: RUBY-716 Adding helper for parallel collection scan

This commit adds a helper for the new parallelCollectionScan command introduced in MongoDB 2.5.5. The helper returns "num_cursors" instances of Cursor that can be iterated by one or more threads concurrently to scan the entire collection.