[bbk5183]第67集 第7章 数据库的维护 04

Advisory Framework

所有的Advisory Framework都是基于AWR(Automatic workload Repository)的.

Enterprise Manager and Advisors

DBMS_AVISOR Package  

Procedure Description
CREATE_TASK Creates a new task in the repository
DELETE_TASK Delete a task from the repository
EXECUTE_TASK Initiates execution of the task
INTERRUPT_TASK Suspends a task that is currently executing
GET_TASK_REPORT Creates and returns a text report for the specified task
RESUME_TASK Causes a suspended task to resume
UPDATE_TASK_ATTRIBUTES Updates task attributes
SET_TASK_PARAMETER Modifies a task parameter
MARK_RECOMMENDATION Marks one or more recommendations as accepted,rejected,or ignored
GET_TASK_SCRIPT Creates a script of all the recommedations that are accepted

 

 

 

 

 

 

Quiz

The optimizer statistic num_rows will always reflect the true row count for a table.

  • True
  • Flase
原文地址:https://www.cnblogs.com/arcer/p/3108616.html