colegio/doc/Informe/e2/q4.sql

14 lines
318 B
MySQL
Raw Normal View History

2019-05-26 14:06:35 -04:00
CREATE VIEW matriculados(curso, cantidad) AS (
SELECT C1.nombre, COUNT(*) FROM curso C1
JOIN cursar C2 ON (C2.id_curso = C1.id_curso)
WHERE (C1.anyo = 2019)
GROUP BY (C1.nombre)
);
SELECT M.curso, M.cantidad FROM matriculados M
WHERE (
M.cantidad = (
SELECT MIN(M2.cantidad) FROM matriculados M2
)
);