126 lines
4 KiB
MySQL
126 lines
4 KiB
MySQL
CREATE OR REPLACE TYPE bookingIds AS TABLE OF NUMBER;
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CREATE OR REPLACE FUNCTION mostValuableClerk(months IN NUMBER) RETURN NUMBER
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IS
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startMonat DATE;
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finalclerkid NUMBER;
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maxanzahlcleanings NUMBER;
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BEGIN
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IF months > 0 THEN
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startMonat := ADD_MONTHS(SYSDATE,-months);
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SELECT CLERKID, Anzahl INTO finalclerkid, maxanzahlcleanings FROM
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(
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SELECT DISTINCT CLERKID, COUNT(CLERKID) AS Anzahl
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From
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(
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SELECT clcl.CLERKID
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FROM CLEANINGCLERK clcl
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INNER JOIN CLEANINGPLAN clpl ON clcl.CLEANINGPLANID = clpl.CLEANINGPLANID
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WHERE clpl."date" >= startMonat
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)
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GROUP BY CLERKID ORDER BY Anzahl desc
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)
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WHERE ROWNUM <= 1;
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ELSE
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RAISE_APPLICATION_ERROR(-20111, 'Nur Positive Werte (>0) sind als Eingabe erlaubt');
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END IF;
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return finalclerkid;
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END;
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CREATE OR REPLACE FUNCTION getLastBookings(months IN NUMBER) RETURN bookingIds
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IS
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CURSOR bookingsCursor IS SELECT BOOKINGID FROM BOOKING WHERE ARRIVALDATE >= ADD_MONTHS(SYSDATE,-months);
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ids bookingIds;
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BEGIN
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ids := bookingIds();
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FOR booking IN bookingsCursor
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LOOP
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ids.extend;
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ids(ids.count) := booking.BOOKINGID;
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DBMS_OUTPUT.PUT_LINE(booking.BOOKINGID);
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END LOOP;
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return ids;
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END;
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CREATE OR REPLACE PROCEDURE rooms(clientz IN NUMBER, months IN NUMBER)
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IS
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CURSOR roomCursor is
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SELECT br.ROOMNUMBER
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FROM BOOKINGROOM br INNER JOIN (
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SELECT *
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FROM BOOKING INNER JOIN CLIENT
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ON BOOKING.CLIENTID = CLIENT.PERSONID
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WHERE CLIENT.PERSONID = clientz AND BOOKING.ARRIVALDATE >= add_months(sysdate, -months)
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) bookings ON br.BOOKINGID = bookings.BOOKINGID;
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BEGIN
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FOR number IN roomCursor
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LOOP
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DBMS_OUTPUT.PUT_LINE(number.ROOMNUMBER);
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END LOOP;
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END rooms;
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CREATE OR REPLACE TRIGGER booking_created
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AFTER INSERT OR UPDATE OR DELETE
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ON BOOKINGROOM
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FOR EACH ROW
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DECLARE
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cleaningDate DATE;
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BEGIN
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IF INSERTING OR UPDATING THEN
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SELECT arrivalDate INTO cleaningDate FROM BOOKING
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WHERE BOOKING.BOOKINGID = :NEW.bookingId;
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cleaningDate := cleaningDate - 1;
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INSERT INTO CLEANINGPLAN VALUES (cleaningplan_seq.nextval, cleaningDate, 90, :NEW.roomNumber);
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ELSIF DELETING THEN
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SELECT arrivalDate INTO cleaningDate FROM BOOKING
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WHERE BOOKING.BOOKINGID = :OLD.bookingId;
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cleaningDate := cleaningDate - 1;
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DELETE FROM CLEANINGPLAN
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WHERE "date" = cleaningDate AND :OLD.roomNumber = CLEANINGPLAN.ROOMNUMBER;
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END IF;
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END;
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CREATE OR REPLACE TRIGGER cleaning_while_booked
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BEFORE INSERT OR UPDATE
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ON CleaningPlan
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FOR EACH ROW
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DECLARE
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bookingcount NUMBER;
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BEGIN
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SELECT COUNT(bk.bookingId) INTO bookingcount
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FROM Booking bk INNER JOIN BookingRoom br ON bk.bookingId = br.bookingId
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WHERE br.roomNumber = :NEW.roomNUMBER AND bk.arrivalDate <= :NEW."date" AND bk.departureDate >= :NEW."date";
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IF bookingcount > 0 THEN
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RAISE_APPLICATION_ERROR(-20111, 'CleaningPlan liegt in gebuchtem Zeitraum');
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END IF;
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END;
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CREATE OR REPLACE TRIGGER total_price
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BEFORE INSERT OR UPDATE OR DELETE ON BOOKING
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FOR EACH ROW
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DECLARE
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total_price NUMBER;
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nights NUMBER;
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BEGIN
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IF DELETING THEN
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DBMS_OUTPUT.PUT_LINE('Buchung erfolgreich storniert');
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ELSIF UPDATING AND :NEW.COST < :OLD.COST THEN
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RAISE_APPLICATION_ERROR(-20111, 'Buchungen dürfen nicht vergünstigt werden!');
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nights := :NEW.DEPARTUREDATE - :NEW.ARRIVALDATE;
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IF nights < 1 THEN
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RAISE_APPLICATION_ERROR(-20111, 'Invalide Dauer: Mindestens eine Nacht muss gebucht werden!');
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END IF;
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ELSE
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nights := :NEW.DEPARTUREDATE - :NEW.ARRIVALDATE;
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IF nights < 1 THEN
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RAISE_APPLICATION_ERROR(-20111, 'Invalide Dauer: Mindestens eine Nacht muss gebucht werden!');
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END IF;
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total_price := nights * :NEW.COST;
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dbms_output.put_line('Gesamtpreis:');
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dbms_output.put_line(total_price);
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END IF;
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END;
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