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Oracle 1Z0-084 Exam
Oracle Database 19c: Performance Management and Tuning
Last Updated: Jul 3, 2024
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55 Questions and Answers for the Oracle 1Z0-084 exam
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Oracle Database 19c: Performance Management and Tuning Syllabus
- Basic Tuning Methods and Diagnostics: This section covers the key aspects of tuning methodologies, including the different phases of the tuning lifecycle, the time model used to understand performance, the concept of wait events, and the use of dynamic performance views to diagnose performance problems.
- Using Statspack: This topic focuses on configuration and installation of Statspack. It also explains how to use Statspack to diagnose problems.
- Using Log and Trace Files to Monitor Performance: This topic covers the use of Alert Log to Monitor Performance. Moreover, it also discusses usage of Trace files to Monitor Performance.
- Using Metrics, Alerts and Baselines: Monitoring of performance by using metric thresholds and alerts is discussed. It also focuses on the usage of AWR baselines for the monitoring of performance.
- Using AWR-Based Tools: This topic is about diagnosing issues related to performance by using ADDM and ASH reports. It also dives into usage of Automated Maintenance Tasks for the management of Performance.
- Performing Oracle Database Application Monitoring: It focuses on implementation of Real-Time Database Operation Monitoring. The topic also covers configuration and usage of services to monitor database Application performance.
- Identifying Problem SQL Statements: It focuses on the phases of SQL statement processing, usage of formatted output of SQL Trace, and assessment of Adaptive and Dynamic Execution plans. The topic also dives into the sub-topic which is related to Monitoring Automatic Reoptimization and SQL Plan Directives.
- Influencing the Optimizer: It explains the influence of statistics and parameters of configuration.
- Reducing the Cost of SQL Operations: This topic covers Shrinking Segments, Management of Chaining and Migration, and Configuration of Index and Table Performance Options. It also discusses configuration of table compression and diagnosis and tuning of space related issues.
- Using Real Application Testing: Usage of SQL Performance Analyzer to assess the impact of database changes is discussed in this topic. It also focuses on the usage of Database Replay to evaluate the impact of system change on performance.
- SQL Performance Management: This section focuses on the management of optimizer statistics, the use of the Optimizer Statistics Advisor, the leveraging of the SQL Access and SQL Tuning advisors to tune SQL statements, and the application of SQL Plan Management to improve SQL statement performance.
- Tuning the Shared Pool: It covers the tuning of the shared pool in the Oracle database, including diagnosing and resolving performance problems related to the shared pool, as well as managing and tuning the result cache.
- Tuning the Buffer Cache: The topic addresses delves into diagnosing and resolving performance problems related to the buffer cache, as well as diagnosing database I/O issues. Additionally, the topic explains the configuration of Big Table Caching and Flash Cache.
- Tuning the PGA: This section focuses on diagnosing and resolving performance issues related to the PGA, as well as addressing performance issues related to the temporary tablespace.
- Using Automatic Memory Management: It covers the use of Automatic Memory Management in the Oracle database, including the configuration of Automatic Shared Memory Management and Automatic Memory Management.
- Using In-Memory Features: It focuses on the configuration and utilization of the In-Memory column store to improve SQL performance. The topic also discusses use of the In-Memory column store with other database features.