When would you want to gather statistics manually, and when would you want to do automated statistics gathering? Give examples of each.
Provide and explain some SQL queries that would be useful for a DBA to use to find deadlocks in a database, and to kill sessions that are found to be deadlocked.
List and explain some of the key baseline metrics in Oracle Enterprise Manager. Explain how and why you might change some of them for an OLTP environment, or a data warehouse environment.
Explain how you would manage a database, and what steps you would take to try and be proactive, if you did not have Oracle Enterprise Manager available.
What other tools are available to help a DBA tune SQL code? How do they compare to the SQL Tuning Advisor?
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