Oracle Database 23ai: New Features for Administrators

Overview

This course covers the latest additions and improvements in Oracle Database 23ai. It equips Oracle Database Administrators with knowledge about enhanced tools for better management, focusing on performance, architecture, security, and database sharding. The topics include updates to Blockchain Tables, Data Migration with RMAN, Wide Tables, and Lock-Free Reservations.

Prerequisites

Existing database administration experience on a modern version of Oracle Database. Please note: In order to provision you with your courseware and lab access for this course QA must share several items of basic personal information with our partner (usually your full name and email address). For more information on this please visit our QA Partner data sharing page. If you have any questions or concerns please contact your QA account manager.

Outline

Module 1: Blockchain Table Blockchain Tables 23c New Features

• Objectives
• Blockchain Table Overview
• Blockchain Table User Chains
• Blockchain Table Delegate Signer
• Blockchain Table Countersignature
• Summary

Module 2: Availability Simplified Database Migration Across Platforms Using RMAN Backups

• Objectives
• Overview
• Methods of transporting with Recovery Catalog
• Methods of transporting in NOCATALOG mode
• Methods of transporting over network link
• Prerequisites generic
• Prerequisites specific
• Recovery Catalog methods for PDBs
• Transport a PDB by using a pre-existing Backup with Recovery Catalog
• Transport a PDB using multiple increamental Backups with Recovery Catalog
• Recovery Catalog methods for Tablespaces
• Recovery Catalog method for Tablespaces
• Transport a Tablespace by using a pre-existing Backup with Recovery Catalog
• Transport a Tablespace using multiple incremental Backups with Recovery Catalog
• Transport a by using multiple incremental Backups with Recovery Catalog
• Methods of transporting in NOCATALOG mode
• NOCATALOG mode for PDBs
• Quickly transport a PDB NOCATALOG
• Transport a PDB using a pre-existing Backup NOCATALOG
• Transport a PDB using multiple incremental Backups NOCATALOG
• NOCATALOG mode for Tablespaces
• Quickly transport a Tablespace NOCATALOG
• Transport a Tablespace by using a pre-existing Backup NOCATALOG
• Transport a Tablespace using multiple incremental Backups NOCATALOG
• Methods of transporting over Network Link
• Quickly transport a PDB over Network Link
• Transporting PDBs by Restoring Backups Incrementally over the network
• Methods of transporting over Network Link
• Transporting Tablespaces over Network Link
• Quickly transport a Tablespace over Network Link
• Transporting Tablespaces by Restoring Backups Incrementally over the network
• Summary

Automatic Transaction Rollback

• Objectives
• Overview
• Using Automatic Transaction Rollback
• Automatic Transaction Rollback
• Using Automatic Transaction Rollback
• Monitoring
• Benefits
• Summary

Automatic Transaction Quarantine

• Objectives
• Overview
• Automatic Transaction Quarantine: Workflow
• Monitoring Quarantined Transactions
• Resolving Quarantined Transactions
• Resolving Quarantined Transaction examples
• Dropping Quarantined Transactions
• Quarantined Transactions escalation
• Summary

Flashback Log Placement

• Objectives
• Flashback Log overview
• Flashback Log parameters
• Flashback Log management
• Summary

Module 3: Database Architecture Unrestricted Direct Loads

• Objectives
• Direct Loads pre 23c
• Direct Loads 23c
• Benefits
• Summary

Lock-Free Reservations

• Objectives
• Optimistic vs Lock Free
• Optimistic approach
• Lock-Free approach
• Frequently modified values
• Lock-Free reservations
• Lock-Free reservation features
• Lock-Free reservation benefits
• Functionality requriements
• Create, Modify, Delete
• Lock-Free Journal Table
• Journal Table restrictions
• Lock-Free reservations
• Views
• Summary

Unrestricted Parallel DMLS

• Objectives
• Overview parallel DML
• 23c parallel DML improvements
• Benefits
• Summary

Wide Columns

• Objectives
• Priori challenges
• Benefits
• Increase Column Limits
• Performance
• Summary

Improved Performance Hybrid Columnar Compression (HCC)

• Objectives
• HCC pre 23c
• HCC in 23c
• Database compatibility
• Performance
• Summary

Module 4: Performance Fast Inserts Enhancements

• Objectives
• Fast Ingest overview (AKA Deferred Inserts)
• Using Fast Ingests
• Enhancements
• Benefits
• Management
• Summary

Accelerate SecureFiles LOB Write Performance

• Objectives
• Overview
• Benefits
• Summary

Data Storage Improvements

• Objectives
• SecureFiles
• Traditional SecureFiles Shrinking
• Automatic SecureFiles Shrinking: Advantages
• High-level view
• Controlling Automatic SecureFiles Shrink
• Automatic storage compression
• Automatic storage compression and automatic clustering
• Automatic storage compression: Advantages
• Controlling Automatic storage compression
• Summary

Module 5: Data Analytics Oracle Dataase 23c Automatic SQL Plan Management: New Features

• Objectives
• Automatic SQL Plan Management: Overview
• SPM Evolve Advisor
• Benefits
• Problems it solves
• When to use
• how to use it
• Summary

Module 6: Manageability Time and Date Handling Changes

• Objectives
• Enhanced Time Zone data upgrade
• Time Zone definitions change: Considerations
• Optimizing Time Zone file upgrade
• Benefits of enhanced Time Zone update
• Tables with TIMESTAMP WITH TIME ZONE data
• New parameter in the init.ora file
• Configuring database parameters
• SYSDATE and SYSTIMESTAMP
• Data and Time in Oracle databases
• Database time verus OS System time
• Database-specific time in Oracle database 23c
• Setting Database-specific time: Example
• Summary

Module 7: Security Oracle Database 23c Security: New Features

• Objectives
• Database Security
• Pluggable Database Hybrid Read-only mode
• Read-Only user and session
• New Developer role
• Simplified Schema privileges
• Simplified Schema privilages: Example
• Audit object actions at the column level
• Ability to control authorizations for Unified Auditing with Database Vault
• Integration of Microsoft Azure Active Directory with additional Oracle database environments
• Summary

Module 8: Sharding Oracle Database 23c Sharding New Features

• Objectives
• Database Sharding
• Oracle database Sharding
• Oracle database 23c Sharding new features
• Sharding native replication (RAFT-based)
• Directory-based Sharding
• Coordinated Backup and Restore for Sharded databases
• Centralized Backup recovery
• Automatic bulk data move on Sharding key update
• Split/Move of a partitionset with bulk data movement
• Summary