I m giving Source, Destination and Age. Write a procedure or
function, it will give to u this source to destination
tickets are available or not, if available then check this
person is senior citizen or not,if this person is senior
citizen then give some discount.
PLZ give this answer......
Thanks advance.....

Answer Posted / aritra

TRY THIS ONE ...

CREATE TABLE FARE_DETAILS
( SOURCE VARCHAR2(100),
DESTINATION VARCHAR2(100),
FARES NUMBER(10,2));


create or replace procedure PROC_TCKT_RESERVATION
(m_source IN VARCHAR2,
m_destination IN VARCHAR2,
m_age IN NUMBER
)
is
v_source FARE_DETAILS.SOURCE%TYPE;
v_destination FARE_DETAILS.DESTINATION%TYPE;
v_fares FARE_DETAILS.FARES%TYPE;
v_fares_out FARE_DETAILS.FARES%TYPE;
begin
IF m_source= m_destination THEN
RAISE_APPLICATION_ERROR(-20001,'SOURCE, DESTINATION
SHOULD NOT BE SAME');
END IF;
SELECT FARES
INTO v_fares
FROM FARE_DETAILS
WHERE SOURCE= m_source
AND DESTINATION= m_destination ;
IF m_age>=60 THEN
v_fares_out:= (v_fares-v_fares*0.3);
DBMS_OUTPUT.PUT_LINE('GIVEN AGE IS FOR SENIOR CITIZEN,
FARE IS '||v_fares_out);
ELSE
v_fares_out:= v_fares;
DBMS_OUTPUT.PUT_LINE(' FARE IS '||v_fares_out);
END IF;

EXCEPTION
WHEN NO_DATA_FOUND THEN
RAISE_APPLICATION_ERROR(-20001,'NO DATA FOUND ..ENTER
COREECT SOURCE/DESTINATION');

end PROC_TCKT_RESERVATION;

Is This Answer Correct ?    13 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

How to get unique records from a table?

521


Is pl sql better than sql?

548


Explain about various levels of constraint.

521


What is the difference between execution of triggers and stored procedures?

548


what is sp_pkeys? : Transact sql

699






What is sap sql anywhere?

535


What is the usage of the distinct keyword?

684


What are some emotional triggers?

568


How many indexes can be created on a table in sql?

494


what is a foreign key ? : Sql dba

607


What is file based approach?

487


what are all the different types of indexes? : Sql dba

526


What is write ahead logging in sql server?

562


What is the use of procedures?

542


Which command is used to call a stored procedure?

499