EIM Performance - Essential Index Hints
Hi,
We have incremental EIM load process to load S_FN_ACCNT_TXN on daily basis. However for 5000 records, process is taking 8-10 min to load 5000 records. WE have Index hint/Essential Index Hint = True.
After looking at log file, below sql is taking too much of time:-
UPDATE /*+ INDEX(IT EIM_FN_ASSET2_U1)EIM Index Hint */
SIEBEL.EIM_FN_ASSET2 IT
SET T_FNACCNTTX__RID =
(SELECT /*+ INDEX(BT S_FN_ACCNT_TXN_U1)EIM Index Hint */
MIN(BT.ROW_ID)
FROM SIEBEL.S_FN_ACCNT_TXN BT
WHERE (BT.ACCNT_ID = IT.T_FNACCNTTX_ACCNTI AND
(BT.TXN_REF_NUM = IT.TXN_TXN_REF_NUM OR