instance method build_from

Ruby on Rails 7.1.6

Since v4.0.13 Private

Available in: v4.0.13 v4.1.16 v4.2.9 v5.2.8.1 v6.0.6 v6.1.7.10 v7.0.10 v7.1.6 v7.2.3 v8.0.4 v8.1.2

Signature

build_from()

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Source
# File activerecord/lib/active_record/relation/query_methods.rb, line 1611
      def build_from
        opts = from_clause.value
        name = from_clause.name
        case opts
        when Relation
          if opts.eager_loading?
            opts = opts.send(:apply_join_dependency)
          end
          name ||= "subquery"
          opts.arel.as(name.to_s)
        else
          opts
        end
      end

Defined in activerecord/lib/active_record/relation/query_methods.rb line 1611 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveRecord::QueryMethods

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