/*+NO_MERGE(TABLE)*/
　　對於有可合併的檢視不再合併.
　　例如:
　　SELECT /*+NO_MERGE(V) */ A.EMP_NO,A.EMP_NAM,B.DPT_NO FROM BSEMPMS A (SELECT DPT_NO,AVG(SAL) AS AVG_SAL FROM BSEMPMS B GROUP BY DPT_NO) V WHERE A.DPT_NO=V.DPT_NO AND A.SAL>V.AVG_SAL;
Plan hash value: 1516306995
 
---------------------------------------------------------------------------------------------------------
| Id  | Operation                      | Name                   | Rows  | Bytes | Cost (%CPU)| Time     |
---------------------------------------------------------------------------------------------------------
|   0 | SELECT STATEMENT               |                        |  1364 |   454K| 52803   (1)| 00:10:34 |
|*  1 |  VIEW                          |                        |  1364 |   454K| 52803   (1)| 00:10:34 |
|*  2 |   WINDOW SORT PUSHED RANK      |                        |  1364 |    98K| 52803   (1)| 00:10:34 |
|*  3 |    HASH JOIN                   |                        |  1364 |    98K| 52802   (1)| 00:10:34 |
|*  4 |     INDEX FAST FULL SCAN       | PK_FA_DOCANALYSTRELA   |  1364 | 15004 |   598   (3)| 00:00:08 |
|   5 |     TABLE ACCESS BY INDEX ROWID| DOC_RESEARCHREPORTCORE | 71696 |  4410K| 52204   (1)| 00:10:27 |
|*  6 |      INDEX RANGE SCAN          | IND_DOC_RSCHDR7        | 71696 |       |   288   (1)| 00:00:04 |
---------------------------------------------------------------------------------------------------------
 
Predicate Information (identified by operation id):
---------------------------------------------------
 
   1 - filter("ROWN"=1)
   2 - filter(ROW_NUMBER() OVER ( PARTITION BY "FD"."ANALYSTID" ORDER BY
              INTERNAL_FUNCTION("DR"."DOCTIME") DESC )<=1)
   3 - access("FD"."DOCID"="DR"."OBJID")
   4 - filter("FD"."ANALYSTID"=115733 OR "FD"."ANALYSTID"=122765 OR "FD"."ANALYSTID"=127452 OR
              "FD"."ANALYSTID"=127458 OR "FD"."ANALYSTID"=127459 OR "FD"."ANALYSTID"=127614 OR
              "FD"."ANALYSTID"=128072 OR "FD"."ANALYSTID"=128175 OR "FD"."ANALYSTID"=128207 OR
              "FD"."ANALYSTID"=128358)
   6 - access("DR"."DOCTIME">

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