To filter a column
» | Click |
Note: When filtering is applied to columns,
displays to the right of the column header. A Filter panel also displays at the bottom of the grid that describes applied filters as illustrated in the following:
Tips:
Click in the Filter panel to clear a filter or right-click a filtered column and select Clear Filter.
Click in the Filter panel to enable or disable a filter.
Click in the Filter panel to select a previously defined filter.
This topic focuses on information that may be unfamiliar to you. It does not include all step and field descriptions.
To view SQL information
Select a Plan Control session.
Select the SQL Information tab in the Optimize SQL window.
Click the following to view the information that displays for each pane.
SQL Information | Description |
Classification |
Statement type as classified by SQL Optimizer. Types include Simple, Complex, or Problematic. |
Classification Rules Detail | Description |
Details |
Applicable SQL Classification Rules. Rules used for the classification process are set on the SQL Classification Options page. See SQL Classification for more information. |
Note: SQL Classification information only displays for the original SQL statement. |
Plan Generation Details | Description |
Semantically equivalent SQL statements |
Number of semantically equivalent SQL statements generated by SQL Optimizer. |
Alternative execution plans produced |
Number of alternative execution plans produced for the original SQL statement. |
SQL statements eliminated due to identical execution plans |
Number of statement alternatives eliminated because they had the same execution plan as the original SQL statement. Note: SQL statements with the same execution plan have the same run time because the database executes these statements in the same way. SQL Optimizer eliminates these alternatives. |
Plan Generation Time Details | Description |
Plan generation started at |
Time plan generation started. |
Plan generation finished at |
Time plan generation finished. |
Total plan generation time |
Total time to complete plan generation |
Average plan generation time |
Average time to generate each plan alternative. |
Notes:
|
View Statistics Information (Plan Control)
This topic focuses on information that may be unfamiliar to you. It does not include all step and field descriptions.
To view schema information
Select a Plan Control session.
Select the Schema Information tab in the Optimize SQL window.
Tip: Click to retrieve all schema objects.
Click beside the Summary list and select a table for additional information.
Tip: Click to reorganize indexes.
View Statistics Information (Plan Control)
This topic focuses on information that may be unfamiliar to you. It does not include all step and field descriptions.
To show or hide a table attribute
Select the Optimize SQL tab in the main window.
Select a SQL Rewrite or Plan Control Session.
Select the Schema Information tab in the Optimize SQL window.
Right-click the header row in the Summary Details pane and select Column Chooser.
Add or remove attributes by dragging the column names to and from the Customization dialog. See ALL_TABLES in the Oracle Database Reference 11g Release 2 (11.2) for descriptions of table attributes.
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