Oracle 19c Database Tuning (TTOR21519)

5 Days

30 CPD hours

This intermediate-level course requires students have incoming experience working with Oracle Database 18 or higher.

Working in a hands-on learning environment led by our expert facilitator, you'll explore:
The Oracle Database Architecture
Query Optimizer
Tuning Container Databases and Pluggable Databases
Oracle 19c Tuning features
Evaluating Execution Plans
Oracle Tuning Tools
Using Automatic Workload Repository
Join Types
AWR Using Baselines
Additional AWR performance tools
Optimizer Statistics
Monitoring a Service
Bind Variables and database parameters
Oracle's Real Application Testing (RAT)
SQL Tuning Advisor
Automatic Sql Tuning
Sql Plan Management
Shared Pool Tuning
Tuning the database buffer cache
Tuning the PGA (Program Global Area)
Automatic Memory Management (AMM)
Tuning Segment Space Utilization (ASSM)
Automatic Storage Management

Oracle 19C Database Tuning is an intermediate level course for Oracle database experienced attendees that explores core tuning skills such as Database parameters, SQL Tuning Advisor, SQL Access Advisor, Adaptive SQL plans and more.

Overview Oracle Database Architecture

• Instance Definition
• Define SGA
• Define Background Processes
• Datafile Definition

Query Optimizer

• SQL Parsing
• Optimizing Terms
• Optimizing Methods
• Query Plan Generation
• Query Plan Control

Tuning Container Databases and Pluggable Databases

• Pluggable tuning parameters
• Define Container tuning structure
• Using PDB$SEED
• Create a new PDB
• Plug and unplug a PDB

Oracle 12c Tuning features

• Identifying and Using Oracle's Heat Map
• 12c Compression Levels and Types

Evaluating Execution Plans

• Defining SQL execution plans
• Automatic Workload Repository
• Reading execution plans

Oracle Tuning Tools

• Monitoring tools overview
• Enterprise Manager
• Dynamic Performance Views
• Automatic Workload Repository
• Automatic Database Diagnostic Monitor
• Sql Tuning Advisor
• SQL Access Advisor
• Sql Access Advisor
• DB operation Tuning
• DB operation Active Reporting

Using Automatic Workload Repository

• Defining AWR
• AWR Settings
• Creating AWR Baselines

Metrics, Alerts, and Thresholds

• Defining Metrics
• Setting Alerts
• Setting Corrective Actions
• User Defined Metrics
• Metric Dynamic Views

Join Types

• Nested Loops Join
• Sort Merge join
• Hash Join and Cartesian Join
• Equijoins and Nonequijoins
• Outer Joins
• Semijoins

AWR Using Baselines

• Creating AWR baselines
• Creating AWR Repeating baselines
• Moving Window Baseline

Additional AWR performance tools

• Automatic Maintenance Tasks
• Segment Advisor
• Statistics Gathering
• Automatic Tuning Optimizer
• Automatic Database Diagnostic Monitor
• Active Session History (ASH)

Optimizer Statistics

• Optimizer Statistics Overview
• Table and Index Statistics
• Statistic Preferences
• Statistics Gathering
• e) Locking Statistics, Export/Import Statistics
• Pending and published statistics
• Optimizer Hints
• Optimizer Paths
• Cost Base Optimization

Monitoring a Service

• Overview of what is an Oracle Service
• Creating an Oracle Service for Single instance and RAC
• Monitoring a Service
• Resource Management and a Service
• Enterprise Manager and a Service

Bind Variables and database parameters

• Bind variable definition
• Cursor_sharing parameter
• Adaptive Cursor Sharing

Oracle's Real Application Testing (RAT)

• Sql Performance Analyzer overview
• Sql Performance Analyzer Options
• Database Parameter changes
• Database version changes
• Creating SQL Tuning Sets
• Database Replay Overview
• Database Replay Configuration
• Database Replay Options

SQL Tuning Advisor

• SQL Tuning Advisor: Overview
• SQL Tuning Advisor Limited Mode
• Sql Tuning Advisor Comprehensive mode
• Sql Tuning Profiles

SQL Access Advisor

• SQL Access Advisor: Overview
• Sql Access Advisor options
• SQL Access Advisor and Sql Tuning Sets
• Sql Access Advisor and AWR
• Results and Implementation

Automatic Sql Tuning

• Automatic Sql Tuning Maintenance Task
• Automatic Tuning Optimization implementation(ATO)
• Automatic Tuning Optimization Results
• Enable/Disable Automatic Tuning Optimization

Sql Plan Management

• Sql plan Management and baseline overview
• Enable sql plan management
• Loading Sql Plan baselines into the SGA
• Adaptive plan management

Shared Pool Tuning

• Shared pool architecture
• Shared pool parameters
• Library Cache
• Dictionary cache
• Large pool considerations and contents

Tuning the database buffer cache

• Database buffer cache overview
• Database buffer cache parameters
• Oracle and Dirty reads and writes
• Automatic Shared Memory Management (ASMM)
• Buffer Cache goals and responsibility
• Buffer Cache pools

Tuning the PGA (Program Global Area)

• PGA Overview
• PGA Database Parameters
• Temporary Segments
• Temporary Tablespace
• Sizing the PGA

Automatic Memory Management (AMM)

• Oracle's Automatic Memory Management Overview
• Database Auto-tuned Parameters
• Database Non Auto-tuned Parameters
• Automatic Memory Management Hints and Sizing suggestions
• AMM versus ASMM

Tuning Segment Space Utilization (ASSM)

• Overview of Automatic Segment Space Management
• Defining the DB_BLOCK_SIZE
• Defining DB_nk_CACHE_SIZE parameter
• The DB_BLOCK_SIZE Parameter
• Overview of table compression, block chaining, and block migration

Automatic Storage Management

• Overview of ASM
• Definition of Grid Infrastructure
• ASM Instance
• ASM Diskgroups
• ASM Diskgroup parameters and templates
• ASMCMD