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pan7nikt

AGD5

Feb 3rd, 2022
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MySQL 0.63 KB | None | 0 0
  1. select imie, nazwisko, kwota_zamowienia from klienci inner join zamowienia on klienci.ID_klient=zamowienia.klient_ID where kwota_zamowienia > 1000;
  2. select imie, nazwisko, kwota_zamowienia * 0.23 AS 'Podatek VAT' from klienci inner join zamowienia on klienci.ID_klient=zamowienia.klient_ID;
  3. select imie, nazwisko, telefon AS 'Podatek VAT' from klienci inner join zamowienia on klienci.ID_klient=zamowienia.klient_ID GROUP BY klient_id ORDER BY COUNT(*) DESC LIMIT 3;
  4. select klienci.*, SUM(kwota_zamowienia) AS 'suma' from klienci inner join zamowienia on klienci.ID_klient=zamowienia.klient_ID GROUP BY klient_id ORDER BY kwota_zamowienia DESC;
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