20 lines
704 B
MySQL
20 lines
704 B
MySQL
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CREATE VIEW TOTAL_COORDINADORES(idT, nombreT, TotalCoordinadores)
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AS (
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SELECT T.id_tour, T.nombre_tour, COUNT(DISTINCT P.rut_guia)
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FROM participa P
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JOIN tour T ON (T.id_tour = P.id_tour)
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JOIN guia G ON (G.rut_guia = P.rut_guia)
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JOIN categoria C ON (C.id_categoria = P.id_categoria)
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JOIN posee P2 ON (G.rut_guia = P2.rut_guia)
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JOIN asociado A ON (A.id_tour = T.id_tour)
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JOIN lugar L ON (L.id_lugar = A.id_lugar)
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WHERE (
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C.descripcion_categoria = 'Coordinador' AND
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L.nivel = 3 AND
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(SELECT COUNT(rut_guia) FROM posee WHERE (rut_guia = G.rut_guia)) > 3
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)
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GROUP BY (T.id_tour)
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);
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SELECT nombreT, TotalCoordinadores FROM TOTAL_COORDINADORES ORDER BY TotalCoordinadores DESC;
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