How to preload counts in a list with ActiveRecord

• 28/04/2022
• 1.025

Imagine that you need to put the number of likes for each post in a list, but avoiding n 1 queries.posts.each do |post| post.likes.count .
How to preload counts in a list with ActiveRecord #ruby #rubydeveloper #rubyonrails #activerecord https://rubyonrails.ba/single/how-to-preload-counts-in-a-list-with-activerecord

• preload
• counts
• ActiveRecord

Nezir Zahirovic

Contractor Ruby On Rails (8+ years) / MCPD .Net / C# / Asp.Net / CSS / SQL / (11 years)

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