Function in to_date format...

Question

Hi I have one function which retun value in mm/dd/yyyy format. inside select clause iwant compare this function with mm/yyyy format. but function can not come with to_date format. need help to work wround due to this select query out put getting generated wrong.
select to_date( fnbudgetstartdt (110626),'mm/yyyy') from dual; I want this function should return value in mm/yyyyy
as I can not chnage function as it has been used in multiple place.
Plesse do suggest work around.
Help is iappreciated.

Answer 1

HEre is formaated code
SELECT MONTH AS nmonth, YEAR AS nyear, subcosttypeid, monthindicator,
(SELECT fngovfactorinfo (TO_DATE (MONTH || '/' || YEAR, 'mm/yyyy'),
1,
ostt.subcosttypeid,
3
FROM DUAL) AS rate,
(SELECT osd.costhourindbudget
FROM optionssubcostdetails osd
WHERE osd.subcosttypeid = ostt.subcosttypeid) budgetindicator
FROM (SELECT MONTH, YEAR, subcosttypeid, ost.swcapgrpid,
CASE
WHEN TO_DATE (t.MONTH || '/' || t.YEAR,
'mm/yyyy'
) >= TRUNC (fnbudgetstartdt (110626), 'mm')
AND TO_DATE (MONTH || '/' || YEAR, 'mm/yyyy') <=
TRUNC (fnbudgetenddt (110626), 'mm')
THEN CASE
WHEN TO_DATE (t.MONTH || '/' || t.YEAR, 'mm/yyyy') <=
(SELECT MAX (TO_DATE (MONTH || '/' || YEAR,
'mm/yyyy'
FROM cmpmclosedmonth ccm
WHERE ccm.cost_indicator = 'C')
THEN 'C'
ELSE 'O'
END
ELSE 'NA'
END AS monthindicator
FROM (WITH startend AS
(SELECT (SELECT TRUNC
(fnbudgetstartdt (110626),
'yyyy'
FROM DUAL) AS start_date,
(SELECT ADD_MONTHS
(TRUNC (fnbudgetenddt (110626),
'yyyy'
12
- 1
FROM DUAL) AS end_date
FROM DUAL)
SELECT TO_CHAR (ADD_MONTHS (TRUNC (start_date, 'mm'),
LEVEL - 1
'mm'
) MONTH,
TO_CHAR (ADD_MONTHS (TRUNC (start_date, 'mm'),
LEVEL - 1
'yyyy'
) YEAR
FROM startend
CONNECT BY TRUNC (end_date, 'mm') >=
ADD_MONTHS (TRUNC (start_date, 'mm'), LEVEL - 1)) t,
optionssubcosttype ost
WHERE ost.active = 1) ostt