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Created January 3, 2018 10:50
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Query Objects
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query_objects.md

WHY USE

  1. Slim-down models / controllers
  2. Dissect big queries
  3. Make testing queries easier

WHAT IS IT

  1. It's a PORO
  2. Overrides ActiveRecord standard query methods like all
  3. Query objects can be composed (as long as they return relation)
  4. QUery objects can be extended by inheritance
  5. Represents only a query, not a business logic

Things to remember

  1. Original article
  2. Method extending
  3. Method presence_in
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