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May 21st, 2019
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  1. Update Оценка_за_ЛР
  2. Set Оценка = Оценка - 1
  3. Where exists (select *
  4. from Проведение_ЛР
  5. WHERE Оценка_за_ЛР.id_ЛР = Проведение_ЛР.id_ЛР
  6. and Оценка_за_ЛР.Дата_сдачи > Проведение_ЛР.Дата_сдачи
  7. )
  8. AND id_ЛР IN (SELECT id_ЛР FROM ЛР WHERE Название_предмета="ИКГ");
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