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MyklClason/model_sizes.rb

Last active April 5, 2018 00:10
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Get counts of all model records in the database via Ruby code (can be used in the console). Useful for determining what's using up heroku database row limits.
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model_sizes.rb
Rails.application.eager_load!
ActiveRecord::Base.descendants.map { |m| [m.name, m.all.size] }.sort_by { |m, s| -s }
# Print on seperate lines
# puts ActiveRecord::Base.descendants.map { |m| [m.name, m.all.size] }.sort_by { |m, s| -s }.map(&:inspect)
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