Method: Arel::SelectManager#distinct_on

Defined in:
activerecord/lib/arel/select_manager.rb

#distinct_on(value) ⇒ Object 



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# File 'activerecord/lib/arel/select_manager.rb', line 163

def distinct_on(value)
  if value
    @ctx.set_quantifier = Arel::Nodes::DistinctOn.new(value)
  else
    @ctx.set_quantifier = nil
  end
  self
end