68 lines
1.8 KiB
SQL
68 lines
1.8 KiB
SQL
-- Trigger 3
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CREATE OR REPLACE TRIGGER CORRELATIVE_INCREMENT_CIUDAD
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BEFORE INSERT
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ON CIUDAD
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FOR EACH ROW
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DECLARE
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v_id_ciudad CIUDAD.ID_CIUDAD%TYPE;
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BEGIN
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SELECT MAX(ID_CIUDAD) INTO v_id_ciudad FROM CIUDAD;
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IF v_id_ciudad IS NULL THEN
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:NEW.ID_CIUDAD := 1;
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ELSE
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:NEW.ID_CIUDAD := v_id_ciudad + 1;
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END IF;
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END;
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-- Trigger 4
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CREATE OR REPLACE TRIGGER VALIDACION_PRE_COMPETENCIA
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BEFORE INSERT
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ON PARTICIPAR_COMPETENCIA
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FOR EACH ROW
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DECLARE
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CURSOR PARTICIPAR_PRECO IS
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SELECT PPC.ID_PRECOMPETENCIA
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FROM PARTICIPAR_PRECOMPETENCIA PPC
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LEFT JOIN PRECOMPETENCIA PC ON (PC.ID_PRECOMPETENCIA = PPC.ID_PRECOMPETENCIA)
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WHERE (PPC.ID_ATLETA = :NEW.ID_ATLETA AND PC.COMPETENCIA = :NEW.ID_COMPETENCIA);
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v_id_precompetencia PARTICIPAR_PRECOMPETENCIA.ID_PRECOMPETENCIA%TYPE;
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BEGIN
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OPEN PARTICIPAR_PRECO;
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FETCH PARTICIPAR_PRECO INTO v_id_precompetencia;
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IF PARTICIPAR_PRECO%FOUND THEN
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DBMS_OUTPUT.PUT_LINE('EL ATLETA HA PARTICIPADO EN PRECOMPETENCIAS ASOCIADAS');
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ELSE
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RAISE_APPLICATION_ERROR(-20120, 'NO SE PUEDE INSERTAR, EL ATLETA NO POSEE PRECOMPETENCIAS ASOCIADAS A LA COMPETENCIA');
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END IF;
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CLOSE PARTICIPAR_PRECO;
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END;
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-- Trigger 5
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CREATE OR REPLACE TRIGGER CALCULAR_VALOR_DELEGACION
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BEFORE INSERT OR UPDATE
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ON HOSPEDAR
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FOR EACH ROW
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DECLARE
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v_atletas DELEGACION.CANTIDAD_ATLETAS%TYPE;
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BEGIN
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IF INSERTING THEN
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SELECT CANTIDAD_ATLETAS INTO v_atletas
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FROM DELEGACION WHERE (ID_DELEGACION = :NEW.ID_DELEGACION);
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:NEW.PRECIO_DELEGACION := v_atletas * :NEW.PRECIO_ATLETA;
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ELSIF UPDATING THEN
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SELECT CANTIDAD_ATLETAS INTO v_atletas
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FROM DELEGACION WHERE (ID_DELEGACION = :NEW.ID_DELEGACION);
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:NEW.PRECIO_DELEGACION := v_atletas * :NEW.PRECIO_ATLETA;
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END IF;
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END;
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