2016-04-06 16 views

答えて

0

それを試してみてください:

SELECT 
    o.id AS id, o.price_decimal AS price_decimal, p.sum_with_tax AS sum_withtax, 
p.order_id, p.quantity,  p.tax_rate,  p.price, 
     ROUND(SUM((p.price * (p.tax_rate/100 + 1) * p.quantity)), o.price_decimal) AS sum_with_tax, 
      sum(p.quantity * price) AS sum, 
      sum(p.quantity) AS sum_quantity 
FROM orders o 
inner join orders_positions p ON o.id = p.order_id 
group by p.order_id 
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