{"id":681,"date":"2026-03-11T10:34:48","date_gmt":"2026-03-10T23:34:48","guid":{"rendered":"https:\/\/chuchuva.com\/pavel\/?p=681"},"modified":"2026-03-11T10:34:48","modified_gmt":"2026-03-10T23:34:48","slug":"rails-find_each-uses-batches-under-the-hood","status":"publish","type":"post","link":"https:\/\/chuchuva.com\/pavel\/2026\/03\/rails-find_each-uses-batches-under-the-hood\/","title":{"rendered":"Rails find_each Uses Batches under the Hood"},"content":{"rendered":"\n<p>When you call <code>find_each<\/code> method, Ruby on Rails uses batch processing under the hood. See <a href=\"https:\/\/api.rubyonrails.org\/classes\/ActiveRecord\/Batches.html#method-i-find_each\">Active Record Batches<\/a>.<\/p>\n\n\n\n<p>Example:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Person.find_each(&amp;:recover_from_last_night!)<\/code><\/pre>\n\n\n\n<p>Default batch size is 1000 but you can change it:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Person.find_each(batch_size: 50)<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>When you call find_each method, Ruby on Rails uses batch processing under the hood. See Active Record Batches. Example: Default batch size is 1000 but you can change it:<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[8],"tags":[42],"class_list":["post-681","post","type-post","status-publish","format-standard","hentry","category-develop","tag-ruby-on-rails"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack-related-posts":[],"_links":{"self":[{"href":"https:\/\/chuchuva.com\/pavel\/wp-json\/wp\/v2\/posts\/681","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/chuchuva.com\/pavel\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/chuchuva.com\/pavel\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/chuchuva.com\/pavel\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/chuchuva.com\/pavel\/wp-json\/wp\/v2\/comments?post=681"}],"version-history":[{"count":0,"href":"https:\/\/chuchuva.com\/pavel\/wp-json\/wp\/v2\/posts\/681\/revisions"}],"wp:attachment":[{"href":"https:\/\/chuchuva.com\/pavel\/wp-json\/wp\/v2\/media?parent=681"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/chuchuva.com\/pavel\/wp-json\/wp\/v2\/categories?post=681"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/chuchuva.com\/pavel\/wp-json\/wp\/v2\/tags?post=681"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}