Tag: find_in_batches

  • Gotcha with find_each and find_in_batches

    Rails 2.3 added a couple of nice new methods – find_each and find_in_batches. Both methods accomplish the same thing in a slightly different way. Unlike a normal finder these methods grab objects in batches instead of all at once. For instance, if you have 500,000 users, you don’t want to do the following: User.find(:all).each { […]