18 lines
531 B
MySQL
18 lines
531 B
MySQL
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CREATE VIEW TOTAL_ARRIENDOS(TotalArriendo)
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AS (SELECT COUNT(A.patente)
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FROM arrienda A
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JOIN requerir_auto R ON (R.patente = A.patente)
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JOIN tour T ON (T.id_tour = R.id_tour)
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JOIN asociado A2 ON (T.id_tour = A2.id_tour)
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WHERE (A2.fecha_llegada BETWEEN '2018-01-01' AND '2018-02-28')
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);
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CREATE VIEW TOTAL_VEHICULOS(TotalVeh)
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AS (SELECT COUNT(patente)
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FROM vehiculo
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);
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SELECT
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(cast(T1.totalarriendo AS DECIMAL(3,2)) / cast(T2.totalveh AS DECIMAL(3,2))) AS porcentaje
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FROM total_arriendos AS T1, total_vehiculos AS T2;
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