sernatur/doc/Informe2_vistaQ4.sql

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2018-12-14 13:07:31 -03:00
CREATE VIEW TOTAL_TURISTAS(idT, nombreT, TotalTuristas)
AS (
SELECT T.id_tour, T.nombre_tour, COUNT(R.rut_turista)
FROM tour T
JOIN realiza R ON (T.id_tour = R.id_tour)
JOIN asociado A ON (T.id_tour = A.id_tour)
JOIN lugar l ON (A.id_lugar = L.id_lugar)
WHERE (
L.nivel >= 5 AND
(A.fecha_llegada BETWEEN '2018-10-01' AND '2018-10-31') AND
NOT EXISTS (
SELECT id_enfermedad
FROM tiene_enfermedad T2
WHERE (T2.rut_turista = R.rut_turista AND
(T2.id_enfermedad = 1 OR T2.id_enfermedad = 3)
)
)
)
GROUP BY (T.id_tour)
);
SELECT nombreT, TotalTuristas FROM TOTAL_TURISTAS ORDER BY TotalTuristas DESC;