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henriquegogo/quantidad_registros.rb

Created February 23, 2011 20:34
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Exemplo de uma soma da quantidade de determinado registro num período
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quantidad_registros.rb
q=0;
r = Registro.find(:all, :conditions => ["created_at BETWEEN ? AND ?", Date.new(2010,6,1), Date.new(2010,7,1)])
r.each do |reg|
q = (q + reg.quantidade)
end
puts q
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