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  1. Jun 2020
  2. medium.com medium.com
    Bringing back Rails IdentityMap caching
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    1. TylerRick 29 Jun 2020
      If those comments are loaded outside of the blog_post association, then attempting to reference the blog_post association from within each comment will result in N blog_posts table queries even if they all belong to the same BlogPost!
      ActiveRecord: eliminating extra queries performance efficiency (computing)
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    medium.com/invoca-engineering-blog/bringing-back-rails-identitymap-caching-f8e99c24a63