Can check the scheduler is correct

Question

{BEGIN
DBMS_SCHEDULER.CREATE_JOB (
job_name => 'my_job1',
job_type => 'PLSQL_BLOCK',
job_action => ' DECLARE
Type ty_tab1 is table of tb_fn%rowtype index by PLS_INTEGER;
ltab1 ty_tab1;
BEGIN
DELETE FROM tb_snap;
SELECT *
BULK COLLECT
into ltab1
FROM tb_fn;
FOR i in ltab1.first..ltab1.last
LOOP
INSERT
INTO tb_snap(user_id
,trans_id)
VALUES(ltab1(i).user_id
,ltab1(i).trans_id);
END LOOP;
COMMIT;
END;',
start_date => '17-DEC-12 1.00.00AM US/Pacific',
repeat_interval => 'FREQ=Monthly',
enabled => TRUE
END}
{my requirement is
Create a script to update the tb_snap table, update involves
          1. truncating the table in tb_snap table
          2. Inserting the data from tb_fn table to tb_snap table.
          3. This should be done on the last day of the month for every month.
{kinly help me out now to solve the error}

Answer 1

{BEGIN
DBMS_SCHEDULER.CREATE_JOB (
job_name => 'my_job1',
job_type => 'PLSQL_BLOCK',
job_action => ' DECLARE
Type ty_tab1 is table of tb_fn%rowtype index by PLS_INTEGER;
ltab1 ty_tab1;
BEGIN
DELETE FROM tb_snap;
SELECT *
BULK COLLECT
into ltab1
FROM tb_fn;
FOR i in ltab1.first..ltab1.last
LOOP
INSERT
INTO tb_snap(user_id
,trans_id)
VALUES(ltab1(i).user_id
,ltab1(i).trans_id);
END LOOP;
COMMIT;
END;',
start_date => '17-DEC-12 1.00.00AM US/Pacific',
repeat_interval => 'FREQ=Monthly',
enabled => TRUE
END}
{my requirement is
Create a script to update the tb_snap table, update involves
1. truncating the table in tb_snap table
2. Inserting the data from tb_fn table to tb_snap table.
3. This should be done on the last day of the month for every month.
{above i mentioned the requirements based on it, i wrote code for it, but i ever created dbms_scheduler so i dont no whether the code is correct for the requirement. any1 can help me to check}