Oracle Database Performance Tuning Steps.

Using Baselines

Comparative Performance Analysis with AWR Baselines
Automatic Workload Repository Baselines
Moving Window Baseline
Baselines in Performance Page Settings & Baseline Templates
AWR Baselines & Creating AWR Baselines
Managing Baselines with PL/SQL & Baseline Views
Performance Monitoring and Baselines & Defining Alert Thresholds Using a Static Baseline

Using AWR Based Tools

Automatic Maintenance Tasks
ADDM Performance Monitoring

Identifying Problem SQL Statements

SQL Statement Processing Phases & Role of the Oracle Optimizer
Identifying Bad SQL, Real Time SQL Monitoring (a 11.1 feature new lesson in NF L-15) & TOP SQL Reports
What Is an Execution Plan? Methods for Viewing Execution Plans & Uses of Execution Plans
DBMS_XPLAN Package: Overview & EXPLAIN PLAN Command
Reading an Execution Plan, Using the V$SQL_PLAN View & Querying the AWR
SQL*Plus AUTOTRACE & SQL Trace Facility
How to Use the SQL Trace Facility
Generate an Optimizer Trace

Influencing the Optimizer

Functions of the Query Optimizer, Selectivity, Cardinality and Cost & Changing Optimizer Behavior
Using Hints, Optimizer Statistics & Extended Statistics
Controlling the Behavior of the Optimizer with Parameters
Enabling Query Optimizer Features & Influencing the Optimizer Approach
Optimizing SQL Statements, Access Paths & Choosing an Access Path
Join & Sort Operations
How the Query Optimizer Chooses Execution Plans for Joins
Reducing the Cost

Using SQL Performance Analyzer

Real Application Testing: Overview & Use Cases
SQL Performance Analyzer: Process & Capturing the SQL Workload
Creating a SQL Performance Analyzer Task & SPA (NF Lesson 9) DBMS_SQLTUNE.CREATE_TUNING_TASK
Optimizer Upgrade Simulation & SQL Performance Analyzer Task Page
Comparison Report & Comparison Report SQL Detail
Tuning Regressing Statements & Preventing Regressions
Parameter Change Analysis & Guided Workflow Analysis
SQL Performance Analyzer: PL/SQL Example & Data Dictionary Views

SQL Performance Management

Maintaining SQL Performance and Optimizer Statistics & Automated Maintenance Tasks
Statistic Gathering Options & Setting Statistic Preferences
Restore Statistics
Deferred Statistics Publishing: Overview & Example
Automatic SQL Tuning: Overview
SQL Tuning Advisor: Overview
Using the SQL Access Advisor
SQL Plan Management: Overview

Tuning PGA and Temporary Space
SQL Memory Usage & Performance Impact
SQL Memory Manager
Configuring Automatic PGA Memory & Setting PGA_AGGREGATE_TARGET Initially
Monitoring & Tuning SQL Memory Usage
PGA Target Advice Statistics & Histograms
Automatic PGA and Enterprise Manager & Automatic PGA and AWR Reports
Temporary Tablespace Management: Overview & Monitoring Temporary Tablespace
Temporary Tablespace Shrink & Tablespace Option for Creating Temporary Table