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Oracle11g递归+exists执行计划的改变(三)
2014-11-23 21:42:42 来源: 作者: 【 】 浏览:56
Tags:Oracle11g 递归 exists 执行 计划 改变
6 | TABLE ACCESS FULL | GG_MATERIAL_CLASSIFY | 1864 | 262K| | 14 (0)| 00:00:01 | | |
| 7 | VIEW | VW_SQ_1 | 144K| 2533K| | 16610 (1)| 00:03:20 | | |
|* 8 | HASH JOIN | | 144K| 6051K| 3784K| 16610 (1)| 00:03:20 | | |
| 9 | INDEX FAST FULL SCAN | INX_GG_MATERIAL_CLASSIFY | 117K| 2403K| | 145 (2)| 00:00:02 | | |
|* 10 | TABLE ACCESS BY GLOBAL INDEX ROWID| GG_DISTRIBUTION | 144K| 3097K| | 16045 (1)| 00:03:13 | ROWID | ROWID |
|* 11 | INDEX RANGE SCAN | IX_DISTRIBU_ACT_QTY01 | 144K| | | 346 (1)| 00:00:05 | | |
| 12 | TABLE ACCESS FULL | GG_MATERIAL_CLASSIFY | 1864 | 262K| | 14 (0)| 00:00:01 | | |
----------------------------------------------------------------------------------------------------------------------------------------------
Predicate Information (identified by operation id):
---------------------------------------------------
2 - filter("B"."PARENT_CLASSIFY_ID"='201')
4 - access("CLASSIFY_ID"=PRIOR "PARENT_CLASSIFY_ID")
5 - access("A"."CLASSIFY_ID"="ITEM_0")
8 - access("D"."MATERIAL_ID"="M"."MATERIAL_ID")
10 - filter("D"."DATA_AREA" LIKE '03%')
11 - access("D"."ACTUAL_QTY">0)
统计信息
----------------------------------------------------------
1 recursive calls
0 db block gets
113928 consistent gets
0 physical reads
0 redo size
1960 bytes sent via SQL*Net to client
338 bytes received via SQL*Net from client
2 SQL*Net roundtrips to/from client
3 sorts (memory)
0 sorts (disk)
11 rows processed

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