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  • Ruby on Rails
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  • ActiveRecord
  • ActiveRecord::QueryMethods

distinct

distinct(value = true)
Instance Public methods

Specifies whether the records should be unique or not. For example:

User.select(:name)
# => Might return two records with the same name

User.select(:name).distinct
# => Returns 1 record per distinct name

User.select(:name).distinct.distinct(false)
# => You can also remove the uniqueness

uniq

Links:
  • https://github.com/rails/rails/blob/1a033b10178f14b4c3883a4e8b7e27b1e990218c/activerecord/lib/active_record/relation/query_methods.rb#L762
doc_ruby_on_rails
doc_ruby_on_rails
2025-01-10 15:47:30
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