SQL Performance (MOSC)

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cpu costing

edited Oct 21, 2015 10:07AM in SQL Performance (MOSC) 4 commentsAnswered

When generating execution plan getting the message "cpu costing is turned off"..PFB.

PLAN_TABLE_OUTPUT

--------------------------------------------------------------------------------

-------------------------------------------------

| Id  | Operation                | Name | Cost  |

-------------------------------------------------

|   0 | INSERT STATEMENT         |      |     1 |

|   1 |  LOAD TABLE CONVENTIONAL |      |       |

-------------------------------------------------

Query Block Name / Object Alias (identified by operation id):

-------------------------------------------------------------

PLAN_TABLE_OUTPUT

--------------------------------------------------------------------------------

   1 - INS$1

Note

-----

   - cpu costing is off (consider enabling it)

Question:

I am not using any _optimizer parameter, what might be the reason, also only for this query not others..

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