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SQL> select 1 from dba_triggers where Trigger_Name ='TOTO';
aucune ligne sélectionnée
Plan d'exécution
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| Id | Operation | Name | Rows | Bytes | Cost (%CPU)|
----------------------------------------------------------------------------------------
| 0 | SELECT STATEMENT | | 15 | 255 | 79 (2)|
| 1 | VIEW | DBA_TRIGGERS | 15 | 255 | 79 (2)|
| 2 | UNION-ALL | | | | |
| 3 | HASH JOIN | | 9 | 504 | 51 (2)|
| 4 | NESTED LOOPS | | 9 | 468 | 46 (3)|
| 5 | HASH JOIN | | 9 | 387 | 37 (3)|
| 6 | NESTED LOOPS | | 9 | 351 | 31 (0)|
| 7 | TABLE ACCESS FULL | TRIGGER$ | 25 | 350 | 6 (0)|
| 8 | TABLE ACCESS BY INDEX ROWID | OBJ$ | 1 | 25 | 1 (0)|
| 9 | INDEX UNIQUE SCAN | I_OBJ1 | 1 | | 0 (0)|
| 10 | TABLE ACCESS FULL | USER$ | 292 | 1168 | 5 (0)|
| 11 | TABLE ACCESS BY INDEX ROWID | OBJ$ | 1 | 9 | 1 (0)|
| 12 | INDEX UNIQUE SCAN | I_OBJ1 | 1 | | 0 (0)|
| 13 | TABLE ACCESS FULL | USER$ | 292 | 1168 | 5 (0)|
| 14 | NESTED LOOPS | | 4 | 152 | 14 (0)|
| 15 | NESTED LOOPS | | 4 | 136 | 10 (0)|
| 16 | TABLE ACCESS FULL | TRIGGER$ | 4 | 36 | 6 (0)|
| 17 | TABLE ACCESS BY INDEX ROWID | OBJ$ | 1 | 25 | 1 (0)|
| 18 | INDEX UNIQUE SCAN | I_OBJ1 | 1 | | 0 (0)|
| 19 | TABLE ACCESS CLUSTER | USER$ | 1 | 4 | 1 (0)|
| 20 | INDEX UNIQUE SCAN | I_USER# | 1 | | 0 (0)|
| 21 | NESTED LOOPS | | 1 | 47 | 9 (0)|
| 22 | NESTED LOOPS | | 1 | 43 | 8 (0)|
| 23 | NESTED LOOPS | | 1 | 18 | 7 (0)|
| 24 | TABLE ACCESS FULL | TRIGGER$ | 1 | 14 | 6 (0)|
| 25 | TABLE ACCESS CLUSTER | USER$ | 1 | 4 | 1 (0)|
| 26 | INDEX UNIQUE SCAN | I_USER# | 1 | | 0 (0)|
| 27 | TABLE ACCESS BY INDEX ROWID | OBJ$ | 1 | 25 | 1 (0)|
| 28 | INDEX UNIQUE SCAN | I_OBJ1 | 1 | | 0 (0)|
| 29 | TABLE ACCESS CLUSTER | USER$ | 1 | 4 | 1 (0)|
| 30 | INDEX UNIQUE SCAN | I_USER# | 1 | | 0 (0)|
| 31 | NESTED LOOPS | | 1 | 99 | 5 (0)|
| 32 | NESTED LOOPS | | 1 | 95 | 4 (0)|
| 33 | NESTED LOOPS | | 1 | 91 | 3 (0)|
| 34 | NESTED LOOPS | | 1 | 82 | 2 (0)|
| 35 | NESTED LOOPS | | 1 | 57 | 1 (0)|
| 36 | INDEX FULL SCAN | I_VIEWTRCOL1 | 1 | 39 | 0 (0)|
| 37 | TABLE ACCESS BY INDEX ROWID| TRIGGER$ | 1 | 18 | 1 (0)|
| 38 | INDEX RANGE SCAN | I_TRIGGER1 | 1 | | 0 (0)|
| 39 | TABLE ACCESS BY INDEX ROWID | OBJ$ | 1 | 25 | 1 (0)|
| 40 | INDEX UNIQUE SCAN | I_OBJ1 | 1 | | 0 (0)|
| 41 | TABLE ACCESS BY INDEX ROWID | OBJ$ | 1 | 9 | 1 (0)|
| 42 | INDEX UNIQUE SCAN | I_OBJ1 | 1 | | 0 (0)|
| 43 | TABLE ACCESS CLUSTER | USER$ | 1 | 4 | 1 (0)|
| 44 | INDEX UNIQUE SCAN | I_USER# | 1 | | 0 (0)|
| 45 | TABLE ACCESS CLUSTER | USER$ | 1 | 4 | 1 (0)|
| 46 | INDEX UNIQUE SCAN | I_USER# | 1 | | 0 (0)|
----------------------------------------------------------------------------------------
Note
-----
- 'PLAN_TABLE' is old version
Statistiques
----------------------------------------------------------
288 recursive calls
0 db block gets
390 consistent gets
25 physical reads
0 redo size
160 bytes sent via SQL*Net to client
333 bytes received via SQL*Net from client
1 SQL*Net roundtrips to/from client
10 sorts (memory)
0 sorts (disk)
0 rows processed |
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