Oracle 1z0-084 - Oracle Database 19c: Performance Management and Tuning
You use SQL Tuning Advisor to tune a given SQL statement.
The analysis eventually results in the implementation of a SQL Profile.
You then generate the new SQL Profile plan and enforce it using a SQL Plan Baseline but forget to disable the SQL Profile and a few days later you find out that the SQL Profile is generating a new execution plan.
Which two statements are true?
What are the least elevated values of statistics_level and C0NTR0LJ4ANAGEMENT_PACK_ACCESS that allow the usage of Monitoring of Database Operations?
Which three statements are true about using the in Memory (IM) column store?
Accessing the SALES tables causes excessive db file sequential read wait events.
Examine this AWR except:
Now, examine these attributes displayed by querying dba_tables:
Finally, examine these parameter settings:
Which two must both be used to reduce these excessive waits?
Which two statements are true about disabling Automatic Shared Memory Management (ASMM)?
Which two Oracle Database features use database services?
Which two statements are true about space usage in temporary tablespaces?
Which procedure gathers statistics that are always used in the generation of any execution plan?
Which two actions can cause invalidation or loss of one or more results in the SQL Query Result Cache?
You need to transport performance data from a Standard Edition to an Enterprise Edition database. What is the recommended method to do this?