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Activerecord-Import is a library for bulk inserting data using ActiveRecord. One of its major features is following activerecord associations and generating the minimal number of SQL insert statements required, avoiding the N+1 insert problem. An example probably explains it best. Say you had a schema like this: Publishers have Books Books have Reviews and you wanted to bulk insert 100 new publish
ZOMG CELEBRITY ENDORSEMENT “Some of this stuff is definitely gonna blow your mind.” –Gregg Pollack, Ruby5 Getting started In your Gemfile: gem "squeel" # Last officially released gem # gem "squeel", :git => "git://github.com/ernie/squeel.git" # Track git repo Squeel.configure do |config| # To load hash extensions (to allow for AND (&), OR (|), and NOT (-) against # hashes of conditions) config.loa
Why? I hate SQL fragments in Rails code. Resorting to where('name LIKE ?', '%something%') is an admission of defeat. It says, “I concede to allow your rigid, 1970′s-era syntax into my elegant Ruby world of object oriented goodness.” While sometimes such concessions are necessary, they should always be a last resort, because once you move away from an abstract representation of your intended query,
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