pl/sql procedure
CREATE OR REPLACE Procedure UpdateCourse ( name_in IN varchar2 ) IS cnumber number; cursor c1 is SELECT course_number FROM courses_tbl WHERE course_name = name_in; BEGIN open c1; fetch c1 into cnumber; if c1%notfound then cnumber := 9999; end if; INSERT INTO student_courses ( course_name, course_number ) VALUES ( name_in, cnumber ); commit; close c1; EXCEPTION WHEN OTHERS THEN raise_application_error(-20001,'An error was encountered - '||SQLCODE||' -ERROR- '||SQLERRM); END;
