H.1.3.1 Filter on Hint

MERGE INTO LEDGER_STAT TARGET 
USING ( 
SELECT	C.* 
FROM (
SELECT 11002.000000 identity_code, 1994 year_s,'D'
accum_type_cd,100 consolidation_cd, 101 balance_type_cd, 'USD' 
ISO_CURRENCY_CD, 457.000000 FINANCIAL_ELEM_ID, ORG_UNIT_ID, 
GL_ACCOUNT_ID, 821.000000 COMMON_COA_ID, PRODUCT_ID, ( 
SOURCE_AMOUNT + leaf_amount )*1 BALANCE_AMOUNT 
from (SELECT /*+ parallel(ledger_stat, 8) */row_number() over (partition by	a.PRODUCT_ID, 
a.GL_ACCOUNT_ID, a.ORG_UNIT_ID order by	a.PRODUC T_ID, a.GL_ACCOUNT_ID, a.ORG_UNIT_ID)rw , SUM(DECODE(COMMON_COA_ID, 101, 0, 
DECODE(a.year_s, 1994, a.month_03, 0)) ) over (partition by	
a.PRODUCT_ID, a.GL_ACCOUNT_ID, a.ORG_UNIT_ID) SOURCE_AMOUNT, 
SUM(DECODE(COMMON_COA_ID, 101, DECODE(a.year_s, 1994, a.month_03, 
0), 0)) over ( partition by	a.PRODUCT_ID, a.GL_ACCOUNT_ID, 
a.ORG_UNIT_ID ) leaf_amount , a.PRODUCT_ID, a.GL_ACCOUNT_ID, 
a.ORG_UNIT_ID 
from LEDGER_STAT a 
where(a.COMMON_COA_ID=820 
OR a.COMMON_COA_ID=101) 
and (((a.IDENTITY_CODE = 0) 
or (a.IDENTITY_CODE = 1) 
or (a.IDENTITY_CODE = 700) 
or (a.IDENTITY_CODE = 779))) 
and  (a.identity_code) IN (select distinct a.parent_identity_code 
from FSI_M_DATA_IDENTITY_DETAIL a 
where a.identity_code in (11002) 
and a.as_of_date = '03/ 31/ 1994' 
and a.src_drv_type in ('S' , 'D') ) 
and a.year_s IN (1994) ) 
where rw = 1 ) C ) SOURCE ON (TARGET.FINANCIAL_ELEM_ID = 
457.000000 
AND TARGET.ORG_UNIT_ID = SOURCE.ORG_UNIT_ID 
AND TARGET.GL_ACCOUNT_ID = SOURCE.GL_ACCOUNT_ID 
AND TARGET.COMMON_COA_ID = 821.000000 
AND TARGET.PRODUCT_ID = SOURCE.PRODUCT_ID 
AND TARGET.YEAR_S = 1994 
AND TARGET.IDENTITY_CODE = 11002.000000 
AND TARGET.ISO_CURRENCY_CD = SOURCE.ISO_CURRENCY_CD 
AND TARGET.CONSOLIDATION_CD = 100 
AND TARGET.ACCUM_TYPE_CD = 'D' ) WHEN MATCHED THEN 
UPDATE
SET TARGET.MONTH_03 = TARGET.MONTH_03 + SOURCE.BALANCE_AMOUNT, 
BALANCE_TYPE_CD = 101, ytd_03 = ytd_02 + SOURCE.BALANCE_AMOUNT , ytd_04 = ytd_03 + month_04 , ytd_05 = ytd_04 + month_05 , ytd_06 
= ytd_05 + month_06 , ytd_07 = ytd_06 + month_07 , ytd_08 = 
ytd_07 + month_08 , ytd_09 = ytd_08 + month_09 , ytd_10 = ytd_09 
+ month_10 , ytd_11 = ytd_10 + month_11 , ytd_12 = ytd_11 + 
month_12 WHEN NOT MATCHED THEN 
INSERT (FINANCIAL_ELEM_ID, ORG_UNIT_ID, GL_ACCOUNT_ID, 
COMMON_COA_ID, PRODUCT_ID, ACCUM_TYPE_CD, BALANCE_TYPE_CD, 
CONSOLIDATION_CD, CURRENCY_TYPE_CD, ISO_CURRENCY_CD, 
IDENTITY_CODE, MONTH_01, MONTH_02, MONTH_03, MONTH_04, MONTH_05, 
MONTH_06, MONTH_07, MONTH_08, MONTH_09, MONTH_10, MONTH_11, 
MONTH_12, YTD_01, YTD_02, YTD_03, YTD_04, YTD_05, YTD_06, YTD_07, 
YTD_08, YTD_09, YTD_10, YTD_11, YTD_12, YEAR_S ) 
VALUES ( 457.000000, SOURCE.ORG_UNIT_ID, SOURCE.GL_ACCOUNT_ID, 
821.000000, SOURCE.PRODUCT_ID, 'D' , 101 , 100 , 0 , 
SOURCE.ISO_CURRENCY_CD, 11002.000000 , 0.0, 0.0, 
SOURCE.BALANCE_AMOUNT, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 
0.0, 0, 0, SOURCE.BALANCE_AMOUNT , SOURCE.BALANCE_AMOUNT , 
SOURCE.BALANCE_AMOUNT , SOURCE.BALANCE_AMOUNT , 
SOURCE.BALANCE_AMOUNT , SOURCE.BALANCE_AMOUNT , 
SOURCE.BALANCE_AMOUNT , SOURCE.BALANCE_AMOUNT , 
SOURCE.BALANCE_AMOUNT , SOURCE.BALANCE_AMOUNT , 1994)