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25 lines (20 loc) · 952 Bytes
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select.sql
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25 lines (20 loc) · 952 Bytes
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/*выбрать людей, которые не болеют, и сортировать их по ФИО */
SELECT priem_doctor_id, has_ill, surname
FROM reception,patients
where has_ill='0'
ORDER BY surname, first_name, last_name
;
/*выбрать максимальное количество дней болезни */
SELECT MAX(treatment_dates)
from reception
/*выбрать всю информацию о пациенте и приеме у врача, Сортировать по ФИО */
SELECT *
FROM patients as p LEFT JOIN reception as r
ON p.id_patient = r.id_reception
ORDER BY surname, first_name,last_name
/*выбрать id доктора, который принимает во вторник */
SELECT id_doctor,surname, first_name, weekday
FROM (select *
from reception
where priem_doctor_id='1' AND weekday ='вт') as r LEFT JOIN doctors as d
ON r.id_reception = d.id_doctor