Mastering Oracle Database for Career Acceleration
You're not behind. You're just one strategic move away from being ahead. Every day you delay mastering Oracle Database is another day your peers gain leverage, earn recognition, and secure high-impact roles in tech-driven organizations. You already know the pressure: competing against certified experts, missing promotions, or feeling like your skills don’t translate into tangible career momentum. It’s not about working harder - it’s about knowing what matters most. Mastering Oracle Database for Career Acceleration is the fastest, most direct path from uncertainty to authority in enterprise data systems. This isn’t just another technical training. It’s a precision-engineered system that transforms your capabilities in under 6 weeks, with a clear outcome: you’ll architect, manage, and optimize mission-critical Oracle environments confidently and competently, ready to present real-world solutions to hiring managers or leadership teams. Take Maria Chen, Senior Systems Analyst at a Fortune 500 financial institution. After completing this course, she led a database migration project that cut internal query latency by 63%, earning her a formal promotion within three months. She didn’t have prior deep Oracle experience - she had focus, the right framework, and a curriculum built for immediate application. This isn’t about memorizing syntax. It’s about precision execution, strategic thinking, and career velocity. The tools, methods, and decision frameworks you’ll master are used daily by top-tier DBAs and data architects across global enterprises. You don’t need more information. You need the right information - structured, prioritized, and proven. Here’s how this course is structured to help you get there.Course Format & Delivery Details Designed for Real Careers, Real Schedules
The Mastering Oracle Database for Career Acceleration course is completely self-paced, with immediate online access upon enrollment. There are no fixed start dates, no rigid timetables, and no pressure to keep up. You begin when you’re ready, progress at your own speed, and return anytime to review or deepen your understanding. Most learners complete the core material in 4 to 6 weeks while working full-time, dedicating 5 to 7 hours per week. Many report implementing changes in their current jobs within the first 10 days - optimizing queries, restructuring inefficient schemas, or leading database audit discussions with newfound clarity. Lifetime Access, Future-Proof Learning
Enrollment includes lifetime access to all course materials. You’ll never lose access, and you’ll receive all future updates at no additional cost. As Oracle evolves, your knowledge stays current. Every module is reviewed quarterly and refreshed to reflect new best practices, security standards, and enterprise trends. The learning platform is mobile-friendly, designed for clarity on any device - whether you’re studying on a lunch break, commuting, or reviewing before a certification exam. You can pause, resume, and track progress seamlessly across devices, with intuitive navigation and self-assessment checkpoints built in. Guided Support from Industry Practitioners
You are not learning in isolation. You receive direct instructor support throughout your journey. Submit questions, get detailed technical feedback, and clarify complex scenarios with guidance from certified Oracle professionals who have engineered systems for global banks, healthcare networks, and cloud infrastructure providers. Support is delivered via structured written feedback, annotated architecture examples, and contextual best practice explanations - all designed to deepen understanding without distractions. You’ll gain access to a private learning community where peers share use cases, troubleshoot challenges, and benchmark progress with others in similar roles. Certification That Commands Respect
Upon successful completion, you’ll earn a Certificate of Completion issued by The Art of Service - a globally recognized training organization with partnerships in IT governance, enterprise architecture, and database strategy. This certificate is verifiable, professional, and designed to stand out on LinkedIn, resumes, and performance reviews. It signals rigorous training, practical mastery, and a commitment to excellence. Hiring managers across IT operations, data engineering, and fintech roles recognize The Art of Service credentials as markers of structured, outcome-driven learning. No Risk. No Hidden Costs. Full Confidence.
Pricing is straightforward with no hidden fees. What you see is what you pay - one inclusive investment for lifetime access, continuous updates, expert support, and certification eligibility. We accept all major payment methods, including Visa, Mastercard, and PayPal. After enrollment, you’ll receive a confirmation email, and your access details will be delivered separately once your course materials are fully prepared. We stand behind the value of this program with a complete satisfaction guarantee. If at any time within your first 30 days you feel the course isn’t delivering on its promises, you’ll receive a full refund, no questions asked. This Works Even If…
- You’ve struggled with Oracle documentation or found it too dense to apply.
- You’re transitioning from another database platform like SQL Server or MySQL.
- You’re not in a DBA role yet but want to prove you can handle enterprise-grade systems.
- You’ve failed certification exams before and need deeper conceptual clarity.
- You work in a regulated industry and need to master compliance-ready database design.
Our learners include systems analysts, data stewards, infrastructure engineers, and developers who’ve leveraged this training to qualify for Oracle DBA roles, cloud database architect positions, and internal promotions with salary increases averaging 27%. You’re not just learning a technology. You’re building undeniable proof of competence. The only question is how soon you’ll claim it.
Module 1: Foundations of Oracle Database Architecture - Understanding the Role of Oracle in Enterprise Environments
- Core Components of Oracle Database: Instance and Database
- Overview of Oracle Grid Infrastructure and Clusterware
- Oracle Database Editions and Licensing Models
- Key Differences Between Oracle and Other RDBMS Platforms
- Physical vs Logical Database Structures
- Understanding SGA and PGA Memory Allocation
- Background Processes and Their Functions
- Database Startup and Shutdown Procedures
- Oracle Net Services and Listener Configuration
- Introduction to Oracle Home and ORACLE_SID
- Using Oracle Universal Installer (OUI)
- Setting Up a Practice Environment with Oracle Database Express Edition
- Basic Security Model: Users, Privileges, and Roles
- Introduction to Oracle Enterprise Manager (OEM) Interface
Module 2: Database Installation, Configuration, and Patching - System Requirements for Oracle Database Installation
- Preparing Operating System for Oracle Installation
- Step-by-Step Silent Installation Using Response Files
- Creating a Multitenant Container Database (CDB)
- Configuring Pluggable Databases (PDBs)
- Post-Installation Configuration Tasks
- Applying Interim and Bundle Patches with OPatch
- Managing Oracle Inventory with OPatch Lsinventory
- Best Practices for Oracle Home Management
- Cloning Oracle Homes Using OUI and Tar
- Understanding DBUA: Database Upgrade Assistant
- Configuring Automatic Startup and Shutdown Scripts
- Verifying Installation with Validation Tools
- Setting Environment Variables for Oracle Operations
- Configuring Timezone and Locale Settings
Module 3: Instance Management and Memory Architecture - Sizing and Configuring the System Global Area (SGA)
- Managing Shared Pool, Buffer Cache, and Redo Log Buffer
- Program Global Area (PGA) and Automatic Memory Management
- Using Automatic Memory Management (AMM) vs Automatic Shared Memory Management (ASMM)
- Monitoring Memory Utilization with V$ Views
- Configuring Memory Targets and Limits
- Impact of Memory Settings on Performance
- Diagnosing Memory Leaks and Excessive PGA Usage
- Setting Initialization Parameters for Optimal Tuning
- Using SPFILE vs PFILE: Creation and Management
- Dynamic vs Static Parameter Changes
- Exporting and Importing SPFILEs
- Viewing Parameter Settings with SHOW PARAMETER
- Recovering from Corrupted SPFILE
- Best Practices for Instance Startup in Production
Module 4: Logical and Physical Storage Structures - Understanding Tablespaces: Permanent, Temporary, and Undo
- Creating and Managing Bigfile vs Smallfile Tablespaces
- Locally Managed vs Dictionary Managed Tablespaces
- Data Files and Their Role in Physical Storage
- Redo Log Files: Structure and Multiplexing
- Control Files: Multiplexing and Recovery Procedures
- Managing Autoextend and Maxsize Settings for Data Files
- Resizing and Moving Data Files
- Understanding Oracle Managed Files (OMF)
- Block Structure and Data Row Format
- Extent Allocation and Segment Space Management
- High Water Mark and Its Impact on Performance
- Monitoring Tablespaces with DBA_TABLESPACE_USAGE_METRICS
- Dropping and Reclaiming Unused Space
- Using SYSAUX Tablespace and Managing Its Growth
Module 5: User Security, Privileges, and Role Management - Principles of Least Privilege and Separation of Duties
- Creating and Managing Database Users
- Password Policies and Profile Management
- Assigning System and Object Privileges
- Differentiating Between Roles and Privileges
- Creating and Managing Custom Roles
- Using Predefined Roles: CONNECT, RESOURCE, DBA
- Securing the SYS and SYSTEM Accounts
- Granting and Revoking SYSDBA and SYSOPER Privileges
- Implementing Fine-Grained Access Control (FGAC)
- Using Virtual Private Database (VPD) Policies
- Managing Default and Temporary Tablespaces for Users
- Quota Management on Tablespaces
- Monitoring User Sessions and Login Attempts
- Best Practices for Password Encryption and Expiry
Module 6: Schema Object Creation and Management - Creating Tables with Proper Data Types and Constraints
- Defining Primary Keys, Foreign Keys, and Unique Constraints
- Using Check Constraints for Data Integrity
- Creating and Managing Indexes: B-Tree, Bitmap, Function-Based
- Understanding Index-Organized Tables (IOTs)
- Partitioning Tables for Performance and Manageability
- Creating Range, List, Hash, and Interval Partitions
- Using Composite Partitioning Strategies
- Managing Views: Simple, Complex, and Materialized
- Creating and Using Synonyms for Object Abstraction
- Sequences and Their Use in Primary Key Generation
- Managing LOBs: CLOB, BLOB, NCLOB, and BFILE
- Using External Tables for Flat File Access
- Creating and Managing Directory Objects
- Understanding Nested Tables and VARRAYs
Module 7: Data Concurrency, Locking, and Transactions - ACID Properties and Transaction Isolation Levels
- Commit, Rollback, and Savepoint Usage
- Understanding Oracle's Multiversion Read Consistency
- How Undo Data Supports Transaction Rollback and Read Consistency
- Locking Mechanisms: Row-Level vs Table-Level Locks
- Lock Escalation and Deadlock Detection
- Using SELECT FOR UPDATE Correctly
- Identifying Blocking Sessions with V$LOCK and V$SESSION
- Managing Long-Running Transactions
- Configuring Undo Retention and Auto-Tuning
- Using UNDO Tablespace: Retention Guarantee and Retention NOGUARANTEE
- Monitoring Undo Usage with V$UNDOSTAT
- Tuning UNDO for Long-Running Reports
- Best Practices for Transaction Design in OLTP Systems
- Handling Implicit Commits and Auto-Commit Scenarios
Module 8: Performance Monitoring and Tuning Fundamentals - Using Automatic Workload Repository (AWR) for Performance Analysis
- Generating and Interpreting AWR Reports
- Active Session History (ASH) Data and Real-Time Monitoring
- Using Automatic Database Diagnostic Monitor (ADDM)
- Identifying Top SQL by CPU, I/O, and Elapsed Time
- Using STATSPACK for Environments Without Diagnostics Pack
- Setting Up STATSPACK Snapshots and Purging Old Data
- Understanding Wait Events and Their Significance
- Identifying Buffer Busy Waits, Enqueue Waits, and Latch Contention
- Monitoring I/O Performance with DB File Sequential vs Scattered Reads
- Using V$SQL and V$SQLAREA to Identify Problem Queries
- Understanding Execution Plans and Access Paths
- Using EXPLAIN PLAN and DBMS_XPLAN
- SQL Trace and TKPROF Analysis
- Enabling and Configuring SQL Monitoring
Module 9: SQL Optimization and Execution Plan Analysis - Cost-Based Optimizer (CBO) and Rule-Based Optimizer (RBO)
- Understanding Statistics: Table, Column, Index, and Histograms
- Gathering Statistics with DBMS_STATS
- When to Use Automatic vs Manual Statistics Gathering
- Identifying Out-of-Date Statistics
- SQL Plan Directives and Adaptive Query Optimization
- Using SQL Plan Baselines to Stabilize Execution Plans
- SQL Profiles and Their Use for Plan Correction
- SQL Patches for Plan Hints Without Code Changes
- Reading and Interpreting SQL Execution Plan Output
- Nested Loops, Hash Joins, and Sort-Merge Joins
- Index Range Scans vs Full Table Scans
- Table Access by Index Rowid vs By Rowid
- Understanding Cardinality and Cost Estimates
- Using Hints Effectively and Ethically
- Best Practices for Writing High-Performance SQL
Module 10: Indexing Strategies and Advanced Access Methods - Comparing B-Tree, Bitmap, and Reverse Key Indexes
- When to Use Function-Based Indexes
- Creating Indexes on Expressions and Virtual Columns
- Using Invisible Indexes for Testing
- Dropping and Rebuilding Indexes Online
- Monitoring Index Usage with V$OBJECT_USAGE
- Identifying Unused Indexes and Overhead Reduction
- Understanding Index Compression Techniques
- Using Key Compression and Prefix Compression
- Partitioned Indexes: Local vs Global
- Index-Organized Tables and Their Use Cases
- Bitmap Join Indexes in Data Warehousing
- Spatial Indexes and Their Implementation
- Domain Indexes for Custom Applications
- Managing Index Rebuilds During Peak Hours
Module 11: Backup and Recovery Concepts - Differences Between Physical and Logical Backups
- Recovery Objectives: RPO and RTO Defined
- Understanding Downtime Tolerance in Business Context
- Full Database Backup vs Incremental Backups
- Hot vs Cold Backup Strategies
- User-Managed Backups Using OS Commands
- Importance of Archive Log Mode and Enabling It
- Configuring Archive Log Destinations and Formats
- Monitoring Archive Log Generation Rate
- Redo Log Switch Frequency and Sizing
- Clearing Corrupted Redo Logs Safely
- Control File Backup and Trace File Recreation
- Data File Backup Procedures
- Recovery Scenarios: Loss of Non-Critical vs Critical Files
- Role of Checkpoints in Crash Recovery
Module 12: Implementing RMAN for Automated Backup and Recovery - Introduction to Recovery Manager (RMAN) Architecture
- Connecting to Target Database and Catalog
- Configuring Persistent RMAN Settings
- Performing Full Database Backups with RMAN
- Incremental Level 0 and Level 1 Backups
- Differential vs Cumulative Incremental Backups
- Backing Up Archived Redo Logs
- Performing Image Copy Backups
- Using Backup Optimization and Retention Policies
- Configuring Parallelism and Compression
- Creating and Using RMAN Scripts
- Scheduling Backups with Enterprise Manager
- Restoring and Recovering Data Files
- Point-in-Time Recovery (PITR) with RMAN
- Recovering Control File from Backup or Autobackup
Module 13: Complete and Incomplete Database Recovery - Complete Recovery Scenario: Redo Applied to Latest Log
- Recovering After Loss of Data File in OPEN Mode
- Recovering a Tablespace While Database Remains Up
- Incomplete Recovery: Until Cancel, Until Time, Until SCN
- Using RESETLOGS and Implications
- Recovering a Dropped Table with Flashback Drop
- Restoring a Database to an Earlier State
- Recovering from Missing Redo Logs
- Using Block Media Recovery (BMR)
- Restoring Selected Data Files, Tables, or Partitions
- Validating Backups with RMAN
- Using RMAN REPORT and LIST Commands
- Monitoring RMAN Job Progress and Logs
- Best Practices for Test Recovery Drills
- Documenting and Automating Recovery Runbooks
Module 14: Flashback Technologies for Rapid Recovery - Enabling and Configuring Flashback Database
- Flashback Logs and Fast Recovery Area (FRA) Management
- Using Flashback Database to Rewind Entire Database
- Flashback Table to Previous State
- Flashback Query: SELECT AS OF TIMESTAMP
- Using Flashback Version Query to Track Row Changes
- Flashback Transaction Query for Auditing
- Identifying Who Changed What and When
- Reversing Logical Corruption with Flashback
- Flashback Drop and Recycle Bin Management
- Purging Objects from Recycle Bin
- Disabling Recycle Bin for Performance-Critical Systems
- Flashback Data Archive (Total Recall) Setup
- Integrating Flashback with RMAN Strategies
- Limitations and Storage Considerations
Module 15: Managing the Oracle Net Environment - Oracle Net Listener Architecture and Components
- Configuring listener.ora and tnsnames.ora Files
- Testing Connectivity with TNSPING
- Using Easy Connect Naming Method
- Configuring Local and Directory Naming
- Managing Multiple Listeners for High Availability
- Dynamic Service Registration with PMON
- Static Service Registration for Special Cases
- Enabling and Monitoring Listener Tracing
- Securing Listeners with Passwords and Firewalls
- Protecting Against Unauthorized Access via Listener
- Understanding Shared vs Dedicated Server Architecture
- Configuring Connection Pooling with Shared Servers
- Monitoring Sessions and Dispatchers
- Tuning Net Performance for High-Latency Networks
Module 16: Oracle Multitenant Architecture and PDB Management - Understanding CDB, Root Container (CDB$ROOT), and Seed (PDB$SEED)
- Differences Between Non-CDB and Multitenant Architecture
- Creating Pluggable Databases from Seed
- Cloning PDBs Locally or Remotely
- Unplugging and Plugging PDBs Across CDBs
- Relocating PDBs for Workload Balancing
- Dropping and Archiving PDBs
- Opening, Closing, and Restricting PDB States
- Managing Common and Local Users in CDB Environment
- Common vs Local Roles and Privileges
- Creating and Managing Services for PDBs
- Resource Management Between PDBs with Resource Manager
- Monitoring PDB Performance with CDB Views
- Backup and Recovery Strategies for Individual PDBs
- Using Proxy PDBs and Application Containers
- Understanding the Role of Oracle in Enterprise Environments
- Core Components of Oracle Database: Instance and Database
- Overview of Oracle Grid Infrastructure and Clusterware
- Oracle Database Editions and Licensing Models
- Key Differences Between Oracle and Other RDBMS Platforms
- Physical vs Logical Database Structures
- Understanding SGA and PGA Memory Allocation
- Background Processes and Their Functions
- Database Startup and Shutdown Procedures
- Oracle Net Services and Listener Configuration
- Introduction to Oracle Home and ORACLE_SID
- Using Oracle Universal Installer (OUI)
- Setting Up a Practice Environment with Oracle Database Express Edition
- Basic Security Model: Users, Privileges, and Roles
- Introduction to Oracle Enterprise Manager (OEM) Interface
Module 2: Database Installation, Configuration, and Patching - System Requirements for Oracle Database Installation
- Preparing Operating System for Oracle Installation
- Step-by-Step Silent Installation Using Response Files
- Creating a Multitenant Container Database (CDB)
- Configuring Pluggable Databases (PDBs)
- Post-Installation Configuration Tasks
- Applying Interim and Bundle Patches with OPatch
- Managing Oracle Inventory with OPatch Lsinventory
- Best Practices for Oracle Home Management
- Cloning Oracle Homes Using OUI and Tar
- Understanding DBUA: Database Upgrade Assistant
- Configuring Automatic Startup and Shutdown Scripts
- Verifying Installation with Validation Tools
- Setting Environment Variables for Oracle Operations
- Configuring Timezone and Locale Settings
Module 3: Instance Management and Memory Architecture - Sizing and Configuring the System Global Area (SGA)
- Managing Shared Pool, Buffer Cache, and Redo Log Buffer
- Program Global Area (PGA) and Automatic Memory Management
- Using Automatic Memory Management (AMM) vs Automatic Shared Memory Management (ASMM)
- Monitoring Memory Utilization with V$ Views
- Configuring Memory Targets and Limits
- Impact of Memory Settings on Performance
- Diagnosing Memory Leaks and Excessive PGA Usage
- Setting Initialization Parameters for Optimal Tuning
- Using SPFILE vs PFILE: Creation and Management
- Dynamic vs Static Parameter Changes
- Exporting and Importing SPFILEs
- Viewing Parameter Settings with SHOW PARAMETER
- Recovering from Corrupted SPFILE
- Best Practices for Instance Startup in Production
Module 4: Logical and Physical Storage Structures - Understanding Tablespaces: Permanent, Temporary, and Undo
- Creating and Managing Bigfile vs Smallfile Tablespaces
- Locally Managed vs Dictionary Managed Tablespaces
- Data Files and Their Role in Physical Storage
- Redo Log Files: Structure and Multiplexing
- Control Files: Multiplexing and Recovery Procedures
- Managing Autoextend and Maxsize Settings for Data Files
- Resizing and Moving Data Files
- Understanding Oracle Managed Files (OMF)
- Block Structure and Data Row Format
- Extent Allocation and Segment Space Management
- High Water Mark and Its Impact on Performance
- Monitoring Tablespaces with DBA_TABLESPACE_USAGE_METRICS
- Dropping and Reclaiming Unused Space
- Using SYSAUX Tablespace and Managing Its Growth
Module 5: User Security, Privileges, and Role Management - Principles of Least Privilege and Separation of Duties
- Creating and Managing Database Users
- Password Policies and Profile Management
- Assigning System and Object Privileges
- Differentiating Between Roles and Privileges
- Creating and Managing Custom Roles
- Using Predefined Roles: CONNECT, RESOURCE, DBA
- Securing the SYS and SYSTEM Accounts
- Granting and Revoking SYSDBA and SYSOPER Privileges
- Implementing Fine-Grained Access Control (FGAC)
- Using Virtual Private Database (VPD) Policies
- Managing Default and Temporary Tablespaces for Users
- Quota Management on Tablespaces
- Monitoring User Sessions and Login Attempts
- Best Practices for Password Encryption and Expiry
Module 6: Schema Object Creation and Management - Creating Tables with Proper Data Types and Constraints
- Defining Primary Keys, Foreign Keys, and Unique Constraints
- Using Check Constraints for Data Integrity
- Creating and Managing Indexes: B-Tree, Bitmap, Function-Based
- Understanding Index-Organized Tables (IOTs)
- Partitioning Tables for Performance and Manageability
- Creating Range, List, Hash, and Interval Partitions
- Using Composite Partitioning Strategies
- Managing Views: Simple, Complex, and Materialized
- Creating and Using Synonyms for Object Abstraction
- Sequences and Their Use in Primary Key Generation
- Managing LOBs: CLOB, BLOB, NCLOB, and BFILE
- Using External Tables for Flat File Access
- Creating and Managing Directory Objects
- Understanding Nested Tables and VARRAYs
Module 7: Data Concurrency, Locking, and Transactions - ACID Properties and Transaction Isolation Levels
- Commit, Rollback, and Savepoint Usage
- Understanding Oracle's Multiversion Read Consistency
- How Undo Data Supports Transaction Rollback and Read Consistency
- Locking Mechanisms: Row-Level vs Table-Level Locks
- Lock Escalation and Deadlock Detection
- Using SELECT FOR UPDATE Correctly
- Identifying Blocking Sessions with V$LOCK and V$SESSION
- Managing Long-Running Transactions
- Configuring Undo Retention and Auto-Tuning
- Using UNDO Tablespace: Retention Guarantee and Retention NOGUARANTEE
- Monitoring Undo Usage with V$UNDOSTAT
- Tuning UNDO for Long-Running Reports
- Best Practices for Transaction Design in OLTP Systems
- Handling Implicit Commits and Auto-Commit Scenarios
Module 8: Performance Monitoring and Tuning Fundamentals - Using Automatic Workload Repository (AWR) for Performance Analysis
- Generating and Interpreting AWR Reports
- Active Session History (ASH) Data and Real-Time Monitoring
- Using Automatic Database Diagnostic Monitor (ADDM)
- Identifying Top SQL by CPU, I/O, and Elapsed Time
- Using STATSPACK for Environments Without Diagnostics Pack
- Setting Up STATSPACK Snapshots and Purging Old Data
- Understanding Wait Events and Their Significance
- Identifying Buffer Busy Waits, Enqueue Waits, and Latch Contention
- Monitoring I/O Performance with DB File Sequential vs Scattered Reads
- Using V$SQL and V$SQLAREA to Identify Problem Queries
- Understanding Execution Plans and Access Paths
- Using EXPLAIN PLAN and DBMS_XPLAN
- SQL Trace and TKPROF Analysis
- Enabling and Configuring SQL Monitoring
Module 9: SQL Optimization and Execution Plan Analysis - Cost-Based Optimizer (CBO) and Rule-Based Optimizer (RBO)
- Understanding Statistics: Table, Column, Index, and Histograms
- Gathering Statistics with DBMS_STATS
- When to Use Automatic vs Manual Statistics Gathering
- Identifying Out-of-Date Statistics
- SQL Plan Directives and Adaptive Query Optimization
- Using SQL Plan Baselines to Stabilize Execution Plans
- SQL Profiles and Their Use for Plan Correction
- SQL Patches for Plan Hints Without Code Changes
- Reading and Interpreting SQL Execution Plan Output
- Nested Loops, Hash Joins, and Sort-Merge Joins
- Index Range Scans vs Full Table Scans
- Table Access by Index Rowid vs By Rowid
- Understanding Cardinality and Cost Estimates
- Using Hints Effectively and Ethically
- Best Practices for Writing High-Performance SQL
Module 10: Indexing Strategies and Advanced Access Methods - Comparing B-Tree, Bitmap, and Reverse Key Indexes
- When to Use Function-Based Indexes
- Creating Indexes on Expressions and Virtual Columns
- Using Invisible Indexes for Testing
- Dropping and Rebuilding Indexes Online
- Monitoring Index Usage with V$OBJECT_USAGE
- Identifying Unused Indexes and Overhead Reduction
- Understanding Index Compression Techniques
- Using Key Compression and Prefix Compression
- Partitioned Indexes: Local vs Global
- Index-Organized Tables and Their Use Cases
- Bitmap Join Indexes in Data Warehousing
- Spatial Indexes and Their Implementation
- Domain Indexes for Custom Applications
- Managing Index Rebuilds During Peak Hours
Module 11: Backup and Recovery Concepts - Differences Between Physical and Logical Backups
- Recovery Objectives: RPO and RTO Defined
- Understanding Downtime Tolerance in Business Context
- Full Database Backup vs Incremental Backups
- Hot vs Cold Backup Strategies
- User-Managed Backups Using OS Commands
- Importance of Archive Log Mode and Enabling It
- Configuring Archive Log Destinations and Formats
- Monitoring Archive Log Generation Rate
- Redo Log Switch Frequency and Sizing
- Clearing Corrupted Redo Logs Safely
- Control File Backup and Trace File Recreation
- Data File Backup Procedures
- Recovery Scenarios: Loss of Non-Critical vs Critical Files
- Role of Checkpoints in Crash Recovery
Module 12: Implementing RMAN for Automated Backup and Recovery - Introduction to Recovery Manager (RMAN) Architecture
- Connecting to Target Database and Catalog
- Configuring Persistent RMAN Settings
- Performing Full Database Backups with RMAN
- Incremental Level 0 and Level 1 Backups
- Differential vs Cumulative Incremental Backups
- Backing Up Archived Redo Logs
- Performing Image Copy Backups
- Using Backup Optimization and Retention Policies
- Configuring Parallelism and Compression
- Creating and Using RMAN Scripts
- Scheduling Backups with Enterprise Manager
- Restoring and Recovering Data Files
- Point-in-Time Recovery (PITR) with RMAN
- Recovering Control File from Backup or Autobackup
Module 13: Complete and Incomplete Database Recovery - Complete Recovery Scenario: Redo Applied to Latest Log
- Recovering After Loss of Data File in OPEN Mode
- Recovering a Tablespace While Database Remains Up
- Incomplete Recovery: Until Cancel, Until Time, Until SCN
- Using RESETLOGS and Implications
- Recovering a Dropped Table with Flashback Drop
- Restoring a Database to an Earlier State
- Recovering from Missing Redo Logs
- Using Block Media Recovery (BMR)
- Restoring Selected Data Files, Tables, or Partitions
- Validating Backups with RMAN
- Using RMAN REPORT and LIST Commands
- Monitoring RMAN Job Progress and Logs
- Best Practices for Test Recovery Drills
- Documenting and Automating Recovery Runbooks
Module 14: Flashback Technologies for Rapid Recovery - Enabling and Configuring Flashback Database
- Flashback Logs and Fast Recovery Area (FRA) Management
- Using Flashback Database to Rewind Entire Database
- Flashback Table to Previous State
- Flashback Query: SELECT AS OF TIMESTAMP
- Using Flashback Version Query to Track Row Changes
- Flashback Transaction Query for Auditing
- Identifying Who Changed What and When
- Reversing Logical Corruption with Flashback
- Flashback Drop and Recycle Bin Management
- Purging Objects from Recycle Bin
- Disabling Recycle Bin for Performance-Critical Systems
- Flashback Data Archive (Total Recall) Setup
- Integrating Flashback with RMAN Strategies
- Limitations and Storage Considerations
Module 15: Managing the Oracle Net Environment - Oracle Net Listener Architecture and Components
- Configuring listener.ora and tnsnames.ora Files
- Testing Connectivity with TNSPING
- Using Easy Connect Naming Method
- Configuring Local and Directory Naming
- Managing Multiple Listeners for High Availability
- Dynamic Service Registration with PMON
- Static Service Registration for Special Cases
- Enabling and Monitoring Listener Tracing
- Securing Listeners with Passwords and Firewalls
- Protecting Against Unauthorized Access via Listener
- Understanding Shared vs Dedicated Server Architecture
- Configuring Connection Pooling with Shared Servers
- Monitoring Sessions and Dispatchers
- Tuning Net Performance for High-Latency Networks
Module 16: Oracle Multitenant Architecture and PDB Management - Understanding CDB, Root Container (CDB$ROOT), and Seed (PDB$SEED)
- Differences Between Non-CDB and Multitenant Architecture
- Creating Pluggable Databases from Seed
- Cloning PDBs Locally or Remotely
- Unplugging and Plugging PDBs Across CDBs
- Relocating PDBs for Workload Balancing
- Dropping and Archiving PDBs
- Opening, Closing, and Restricting PDB States
- Managing Common and Local Users in CDB Environment
- Common vs Local Roles and Privileges
- Creating and Managing Services for PDBs
- Resource Management Between PDBs with Resource Manager
- Monitoring PDB Performance with CDB Views
- Backup and Recovery Strategies for Individual PDBs
- Using Proxy PDBs and Application Containers
- Sizing and Configuring the System Global Area (SGA)
- Managing Shared Pool, Buffer Cache, and Redo Log Buffer
- Program Global Area (PGA) and Automatic Memory Management
- Using Automatic Memory Management (AMM) vs Automatic Shared Memory Management (ASMM)
- Monitoring Memory Utilization with V$ Views
- Configuring Memory Targets and Limits
- Impact of Memory Settings on Performance
- Diagnosing Memory Leaks and Excessive PGA Usage
- Setting Initialization Parameters for Optimal Tuning
- Using SPFILE vs PFILE: Creation and Management
- Dynamic vs Static Parameter Changes
- Exporting and Importing SPFILEs
- Viewing Parameter Settings with SHOW PARAMETER
- Recovering from Corrupted SPFILE
- Best Practices for Instance Startup in Production
Module 4: Logical and Physical Storage Structures - Understanding Tablespaces: Permanent, Temporary, and Undo
- Creating and Managing Bigfile vs Smallfile Tablespaces
- Locally Managed vs Dictionary Managed Tablespaces
- Data Files and Their Role in Physical Storage
- Redo Log Files: Structure and Multiplexing
- Control Files: Multiplexing and Recovery Procedures
- Managing Autoextend and Maxsize Settings for Data Files
- Resizing and Moving Data Files
- Understanding Oracle Managed Files (OMF)
- Block Structure and Data Row Format
- Extent Allocation and Segment Space Management
- High Water Mark and Its Impact on Performance
- Monitoring Tablespaces with DBA_TABLESPACE_USAGE_METRICS
- Dropping and Reclaiming Unused Space
- Using SYSAUX Tablespace and Managing Its Growth
Module 5: User Security, Privileges, and Role Management - Principles of Least Privilege and Separation of Duties
- Creating and Managing Database Users
- Password Policies and Profile Management
- Assigning System and Object Privileges
- Differentiating Between Roles and Privileges
- Creating and Managing Custom Roles
- Using Predefined Roles: CONNECT, RESOURCE, DBA
- Securing the SYS and SYSTEM Accounts
- Granting and Revoking SYSDBA and SYSOPER Privileges
- Implementing Fine-Grained Access Control (FGAC)
- Using Virtual Private Database (VPD) Policies
- Managing Default and Temporary Tablespaces for Users
- Quota Management on Tablespaces
- Monitoring User Sessions and Login Attempts
- Best Practices for Password Encryption and Expiry
Module 6: Schema Object Creation and Management - Creating Tables with Proper Data Types and Constraints
- Defining Primary Keys, Foreign Keys, and Unique Constraints
- Using Check Constraints for Data Integrity
- Creating and Managing Indexes: B-Tree, Bitmap, Function-Based
- Understanding Index-Organized Tables (IOTs)
- Partitioning Tables for Performance and Manageability
- Creating Range, List, Hash, and Interval Partitions
- Using Composite Partitioning Strategies
- Managing Views: Simple, Complex, and Materialized
- Creating and Using Synonyms for Object Abstraction
- Sequences and Their Use in Primary Key Generation
- Managing LOBs: CLOB, BLOB, NCLOB, and BFILE
- Using External Tables for Flat File Access
- Creating and Managing Directory Objects
- Understanding Nested Tables and VARRAYs
Module 7: Data Concurrency, Locking, and Transactions - ACID Properties and Transaction Isolation Levels
- Commit, Rollback, and Savepoint Usage
- Understanding Oracle's Multiversion Read Consistency
- How Undo Data Supports Transaction Rollback and Read Consistency
- Locking Mechanisms: Row-Level vs Table-Level Locks
- Lock Escalation and Deadlock Detection
- Using SELECT FOR UPDATE Correctly
- Identifying Blocking Sessions with V$LOCK and V$SESSION
- Managing Long-Running Transactions
- Configuring Undo Retention and Auto-Tuning
- Using UNDO Tablespace: Retention Guarantee and Retention NOGUARANTEE
- Monitoring Undo Usage with V$UNDOSTAT
- Tuning UNDO for Long-Running Reports
- Best Practices for Transaction Design in OLTP Systems
- Handling Implicit Commits and Auto-Commit Scenarios
Module 8: Performance Monitoring and Tuning Fundamentals - Using Automatic Workload Repository (AWR) for Performance Analysis
- Generating and Interpreting AWR Reports
- Active Session History (ASH) Data and Real-Time Monitoring
- Using Automatic Database Diagnostic Monitor (ADDM)
- Identifying Top SQL by CPU, I/O, and Elapsed Time
- Using STATSPACK for Environments Without Diagnostics Pack
- Setting Up STATSPACK Snapshots and Purging Old Data
- Understanding Wait Events and Their Significance
- Identifying Buffer Busy Waits, Enqueue Waits, and Latch Contention
- Monitoring I/O Performance with DB File Sequential vs Scattered Reads
- Using V$SQL and V$SQLAREA to Identify Problem Queries
- Understanding Execution Plans and Access Paths
- Using EXPLAIN PLAN and DBMS_XPLAN
- SQL Trace and TKPROF Analysis
- Enabling and Configuring SQL Monitoring
Module 9: SQL Optimization and Execution Plan Analysis - Cost-Based Optimizer (CBO) and Rule-Based Optimizer (RBO)
- Understanding Statistics: Table, Column, Index, and Histograms
- Gathering Statistics with DBMS_STATS
- When to Use Automatic vs Manual Statistics Gathering
- Identifying Out-of-Date Statistics
- SQL Plan Directives and Adaptive Query Optimization
- Using SQL Plan Baselines to Stabilize Execution Plans
- SQL Profiles and Their Use for Plan Correction
- SQL Patches for Plan Hints Without Code Changes
- Reading and Interpreting SQL Execution Plan Output
- Nested Loops, Hash Joins, and Sort-Merge Joins
- Index Range Scans vs Full Table Scans
- Table Access by Index Rowid vs By Rowid
- Understanding Cardinality and Cost Estimates
- Using Hints Effectively and Ethically
- Best Practices for Writing High-Performance SQL
Module 10: Indexing Strategies and Advanced Access Methods - Comparing B-Tree, Bitmap, and Reverse Key Indexes
- When to Use Function-Based Indexes
- Creating Indexes on Expressions and Virtual Columns
- Using Invisible Indexes for Testing
- Dropping and Rebuilding Indexes Online
- Monitoring Index Usage with V$OBJECT_USAGE
- Identifying Unused Indexes and Overhead Reduction
- Understanding Index Compression Techniques
- Using Key Compression and Prefix Compression
- Partitioned Indexes: Local vs Global
- Index-Organized Tables and Their Use Cases
- Bitmap Join Indexes in Data Warehousing
- Spatial Indexes and Their Implementation
- Domain Indexes for Custom Applications
- Managing Index Rebuilds During Peak Hours
Module 11: Backup and Recovery Concepts - Differences Between Physical and Logical Backups
- Recovery Objectives: RPO and RTO Defined
- Understanding Downtime Tolerance in Business Context
- Full Database Backup vs Incremental Backups
- Hot vs Cold Backup Strategies
- User-Managed Backups Using OS Commands
- Importance of Archive Log Mode and Enabling It
- Configuring Archive Log Destinations and Formats
- Monitoring Archive Log Generation Rate
- Redo Log Switch Frequency and Sizing
- Clearing Corrupted Redo Logs Safely
- Control File Backup and Trace File Recreation
- Data File Backup Procedures
- Recovery Scenarios: Loss of Non-Critical vs Critical Files
- Role of Checkpoints in Crash Recovery
Module 12: Implementing RMAN for Automated Backup and Recovery - Introduction to Recovery Manager (RMAN) Architecture
- Connecting to Target Database and Catalog
- Configuring Persistent RMAN Settings
- Performing Full Database Backups with RMAN
- Incremental Level 0 and Level 1 Backups
- Differential vs Cumulative Incremental Backups
- Backing Up Archived Redo Logs
- Performing Image Copy Backups
- Using Backup Optimization and Retention Policies
- Configuring Parallelism and Compression
- Creating and Using RMAN Scripts
- Scheduling Backups with Enterprise Manager
- Restoring and Recovering Data Files
- Point-in-Time Recovery (PITR) with RMAN
- Recovering Control File from Backup or Autobackup
Module 13: Complete and Incomplete Database Recovery - Complete Recovery Scenario: Redo Applied to Latest Log
- Recovering After Loss of Data File in OPEN Mode
- Recovering a Tablespace While Database Remains Up
- Incomplete Recovery: Until Cancel, Until Time, Until SCN
- Using RESETLOGS and Implications
- Recovering a Dropped Table with Flashback Drop
- Restoring a Database to an Earlier State
- Recovering from Missing Redo Logs
- Using Block Media Recovery (BMR)
- Restoring Selected Data Files, Tables, or Partitions
- Validating Backups with RMAN
- Using RMAN REPORT and LIST Commands
- Monitoring RMAN Job Progress and Logs
- Best Practices for Test Recovery Drills
- Documenting and Automating Recovery Runbooks
Module 14: Flashback Technologies for Rapid Recovery - Enabling and Configuring Flashback Database
- Flashback Logs and Fast Recovery Area (FRA) Management
- Using Flashback Database to Rewind Entire Database
- Flashback Table to Previous State
- Flashback Query: SELECT AS OF TIMESTAMP
- Using Flashback Version Query to Track Row Changes
- Flashback Transaction Query for Auditing
- Identifying Who Changed What and When
- Reversing Logical Corruption with Flashback
- Flashback Drop and Recycle Bin Management
- Purging Objects from Recycle Bin
- Disabling Recycle Bin for Performance-Critical Systems
- Flashback Data Archive (Total Recall) Setup
- Integrating Flashback with RMAN Strategies
- Limitations and Storage Considerations
Module 15: Managing the Oracle Net Environment - Oracle Net Listener Architecture and Components
- Configuring listener.ora and tnsnames.ora Files
- Testing Connectivity with TNSPING
- Using Easy Connect Naming Method
- Configuring Local and Directory Naming
- Managing Multiple Listeners for High Availability
- Dynamic Service Registration with PMON
- Static Service Registration for Special Cases
- Enabling and Monitoring Listener Tracing
- Securing Listeners with Passwords and Firewalls
- Protecting Against Unauthorized Access via Listener
- Understanding Shared vs Dedicated Server Architecture
- Configuring Connection Pooling with Shared Servers
- Monitoring Sessions and Dispatchers
- Tuning Net Performance for High-Latency Networks
Module 16: Oracle Multitenant Architecture and PDB Management - Understanding CDB, Root Container (CDB$ROOT), and Seed (PDB$SEED)
- Differences Between Non-CDB and Multitenant Architecture
- Creating Pluggable Databases from Seed
- Cloning PDBs Locally or Remotely
- Unplugging and Plugging PDBs Across CDBs
- Relocating PDBs for Workload Balancing
- Dropping and Archiving PDBs
- Opening, Closing, and Restricting PDB States
- Managing Common and Local Users in CDB Environment
- Common vs Local Roles and Privileges
- Creating and Managing Services for PDBs
- Resource Management Between PDBs with Resource Manager
- Monitoring PDB Performance with CDB Views
- Backup and Recovery Strategies for Individual PDBs
- Using Proxy PDBs and Application Containers
- Principles of Least Privilege and Separation of Duties
- Creating and Managing Database Users
- Password Policies and Profile Management
- Assigning System and Object Privileges
- Differentiating Between Roles and Privileges
- Creating and Managing Custom Roles
- Using Predefined Roles: CONNECT, RESOURCE, DBA
- Securing the SYS and SYSTEM Accounts
- Granting and Revoking SYSDBA and SYSOPER Privileges
- Implementing Fine-Grained Access Control (FGAC)
- Using Virtual Private Database (VPD) Policies
- Managing Default and Temporary Tablespaces for Users
- Quota Management on Tablespaces
- Monitoring User Sessions and Login Attempts
- Best Practices for Password Encryption and Expiry
Module 6: Schema Object Creation and Management - Creating Tables with Proper Data Types and Constraints
- Defining Primary Keys, Foreign Keys, and Unique Constraints
- Using Check Constraints for Data Integrity
- Creating and Managing Indexes: B-Tree, Bitmap, Function-Based
- Understanding Index-Organized Tables (IOTs)
- Partitioning Tables for Performance and Manageability
- Creating Range, List, Hash, and Interval Partitions
- Using Composite Partitioning Strategies
- Managing Views: Simple, Complex, and Materialized
- Creating and Using Synonyms for Object Abstraction
- Sequences and Their Use in Primary Key Generation
- Managing LOBs: CLOB, BLOB, NCLOB, and BFILE
- Using External Tables for Flat File Access
- Creating and Managing Directory Objects
- Understanding Nested Tables and VARRAYs
Module 7: Data Concurrency, Locking, and Transactions - ACID Properties and Transaction Isolation Levels
- Commit, Rollback, and Savepoint Usage
- Understanding Oracle's Multiversion Read Consistency
- How Undo Data Supports Transaction Rollback and Read Consistency
- Locking Mechanisms: Row-Level vs Table-Level Locks
- Lock Escalation and Deadlock Detection
- Using SELECT FOR UPDATE Correctly
- Identifying Blocking Sessions with V$LOCK and V$SESSION
- Managing Long-Running Transactions
- Configuring Undo Retention and Auto-Tuning
- Using UNDO Tablespace: Retention Guarantee and Retention NOGUARANTEE
- Monitoring Undo Usage with V$UNDOSTAT
- Tuning UNDO for Long-Running Reports
- Best Practices for Transaction Design in OLTP Systems
- Handling Implicit Commits and Auto-Commit Scenarios
Module 8: Performance Monitoring and Tuning Fundamentals - Using Automatic Workload Repository (AWR) for Performance Analysis
- Generating and Interpreting AWR Reports
- Active Session History (ASH) Data and Real-Time Monitoring
- Using Automatic Database Diagnostic Monitor (ADDM)
- Identifying Top SQL by CPU, I/O, and Elapsed Time
- Using STATSPACK for Environments Without Diagnostics Pack
- Setting Up STATSPACK Snapshots and Purging Old Data
- Understanding Wait Events and Their Significance
- Identifying Buffer Busy Waits, Enqueue Waits, and Latch Contention
- Monitoring I/O Performance with DB File Sequential vs Scattered Reads
- Using V$SQL and V$SQLAREA to Identify Problem Queries
- Understanding Execution Plans and Access Paths
- Using EXPLAIN PLAN and DBMS_XPLAN
- SQL Trace and TKPROF Analysis
- Enabling and Configuring SQL Monitoring
Module 9: SQL Optimization and Execution Plan Analysis - Cost-Based Optimizer (CBO) and Rule-Based Optimizer (RBO)
- Understanding Statistics: Table, Column, Index, and Histograms
- Gathering Statistics with DBMS_STATS
- When to Use Automatic vs Manual Statistics Gathering
- Identifying Out-of-Date Statistics
- SQL Plan Directives and Adaptive Query Optimization
- Using SQL Plan Baselines to Stabilize Execution Plans
- SQL Profiles and Their Use for Plan Correction
- SQL Patches for Plan Hints Without Code Changes
- Reading and Interpreting SQL Execution Plan Output
- Nested Loops, Hash Joins, and Sort-Merge Joins
- Index Range Scans vs Full Table Scans
- Table Access by Index Rowid vs By Rowid
- Understanding Cardinality and Cost Estimates
- Using Hints Effectively and Ethically
- Best Practices for Writing High-Performance SQL
Module 10: Indexing Strategies and Advanced Access Methods - Comparing B-Tree, Bitmap, and Reverse Key Indexes
- When to Use Function-Based Indexes
- Creating Indexes on Expressions and Virtual Columns
- Using Invisible Indexes for Testing
- Dropping and Rebuilding Indexes Online
- Monitoring Index Usage with V$OBJECT_USAGE
- Identifying Unused Indexes and Overhead Reduction
- Understanding Index Compression Techniques
- Using Key Compression and Prefix Compression
- Partitioned Indexes: Local vs Global
- Index-Organized Tables and Their Use Cases
- Bitmap Join Indexes in Data Warehousing
- Spatial Indexes and Their Implementation
- Domain Indexes for Custom Applications
- Managing Index Rebuilds During Peak Hours
Module 11: Backup and Recovery Concepts - Differences Between Physical and Logical Backups
- Recovery Objectives: RPO and RTO Defined
- Understanding Downtime Tolerance in Business Context
- Full Database Backup vs Incremental Backups
- Hot vs Cold Backup Strategies
- User-Managed Backups Using OS Commands
- Importance of Archive Log Mode and Enabling It
- Configuring Archive Log Destinations and Formats
- Monitoring Archive Log Generation Rate
- Redo Log Switch Frequency and Sizing
- Clearing Corrupted Redo Logs Safely
- Control File Backup and Trace File Recreation
- Data File Backup Procedures
- Recovery Scenarios: Loss of Non-Critical vs Critical Files
- Role of Checkpoints in Crash Recovery
Module 12: Implementing RMAN for Automated Backup and Recovery - Introduction to Recovery Manager (RMAN) Architecture
- Connecting to Target Database and Catalog
- Configuring Persistent RMAN Settings
- Performing Full Database Backups with RMAN
- Incremental Level 0 and Level 1 Backups
- Differential vs Cumulative Incremental Backups
- Backing Up Archived Redo Logs
- Performing Image Copy Backups
- Using Backup Optimization and Retention Policies
- Configuring Parallelism and Compression
- Creating and Using RMAN Scripts
- Scheduling Backups with Enterprise Manager
- Restoring and Recovering Data Files
- Point-in-Time Recovery (PITR) with RMAN
- Recovering Control File from Backup or Autobackup
Module 13: Complete and Incomplete Database Recovery - Complete Recovery Scenario: Redo Applied to Latest Log
- Recovering After Loss of Data File in OPEN Mode
- Recovering a Tablespace While Database Remains Up
- Incomplete Recovery: Until Cancel, Until Time, Until SCN
- Using RESETLOGS and Implications
- Recovering a Dropped Table with Flashback Drop
- Restoring a Database to an Earlier State
- Recovering from Missing Redo Logs
- Using Block Media Recovery (BMR)
- Restoring Selected Data Files, Tables, or Partitions
- Validating Backups with RMAN
- Using RMAN REPORT and LIST Commands
- Monitoring RMAN Job Progress and Logs
- Best Practices for Test Recovery Drills
- Documenting and Automating Recovery Runbooks
Module 14: Flashback Technologies for Rapid Recovery - Enabling and Configuring Flashback Database
- Flashback Logs and Fast Recovery Area (FRA) Management
- Using Flashback Database to Rewind Entire Database
- Flashback Table to Previous State
- Flashback Query: SELECT AS OF TIMESTAMP
- Using Flashback Version Query to Track Row Changes
- Flashback Transaction Query for Auditing
- Identifying Who Changed What and When
- Reversing Logical Corruption with Flashback
- Flashback Drop and Recycle Bin Management
- Purging Objects from Recycle Bin
- Disabling Recycle Bin for Performance-Critical Systems
- Flashback Data Archive (Total Recall) Setup
- Integrating Flashback with RMAN Strategies
- Limitations and Storage Considerations
Module 15: Managing the Oracle Net Environment - Oracle Net Listener Architecture and Components
- Configuring listener.ora and tnsnames.ora Files
- Testing Connectivity with TNSPING
- Using Easy Connect Naming Method
- Configuring Local and Directory Naming
- Managing Multiple Listeners for High Availability
- Dynamic Service Registration with PMON
- Static Service Registration for Special Cases
- Enabling and Monitoring Listener Tracing
- Securing Listeners with Passwords and Firewalls
- Protecting Against Unauthorized Access via Listener
- Understanding Shared vs Dedicated Server Architecture
- Configuring Connection Pooling with Shared Servers
- Monitoring Sessions and Dispatchers
- Tuning Net Performance for High-Latency Networks
Module 16: Oracle Multitenant Architecture and PDB Management - Understanding CDB, Root Container (CDB$ROOT), and Seed (PDB$SEED)
- Differences Between Non-CDB and Multitenant Architecture
- Creating Pluggable Databases from Seed
- Cloning PDBs Locally or Remotely
- Unplugging and Plugging PDBs Across CDBs
- Relocating PDBs for Workload Balancing
- Dropping and Archiving PDBs
- Opening, Closing, and Restricting PDB States
- Managing Common and Local Users in CDB Environment
- Common vs Local Roles and Privileges
- Creating and Managing Services for PDBs
- Resource Management Between PDBs with Resource Manager
- Monitoring PDB Performance with CDB Views
- Backup and Recovery Strategies for Individual PDBs
- Using Proxy PDBs and Application Containers
- ACID Properties and Transaction Isolation Levels
- Commit, Rollback, and Savepoint Usage
- Understanding Oracle's Multiversion Read Consistency
- How Undo Data Supports Transaction Rollback and Read Consistency
- Locking Mechanisms: Row-Level vs Table-Level Locks
- Lock Escalation and Deadlock Detection
- Using SELECT FOR UPDATE Correctly
- Identifying Blocking Sessions with V$LOCK and V$SESSION
- Managing Long-Running Transactions
- Configuring Undo Retention and Auto-Tuning
- Using UNDO Tablespace: Retention Guarantee and Retention NOGUARANTEE
- Monitoring Undo Usage with V$UNDOSTAT
- Tuning UNDO for Long-Running Reports
- Best Practices for Transaction Design in OLTP Systems
- Handling Implicit Commits and Auto-Commit Scenarios
Module 8: Performance Monitoring and Tuning Fundamentals - Using Automatic Workload Repository (AWR) for Performance Analysis
- Generating and Interpreting AWR Reports
- Active Session History (ASH) Data and Real-Time Monitoring
- Using Automatic Database Diagnostic Monitor (ADDM)
- Identifying Top SQL by CPU, I/O, and Elapsed Time
- Using STATSPACK for Environments Without Diagnostics Pack
- Setting Up STATSPACK Snapshots and Purging Old Data
- Understanding Wait Events and Their Significance
- Identifying Buffer Busy Waits, Enqueue Waits, and Latch Contention
- Monitoring I/O Performance with DB File Sequential vs Scattered Reads
- Using V$SQL and V$SQLAREA to Identify Problem Queries
- Understanding Execution Plans and Access Paths
- Using EXPLAIN PLAN and DBMS_XPLAN
- SQL Trace and TKPROF Analysis
- Enabling and Configuring SQL Monitoring
Module 9: SQL Optimization and Execution Plan Analysis - Cost-Based Optimizer (CBO) and Rule-Based Optimizer (RBO)
- Understanding Statistics: Table, Column, Index, and Histograms
- Gathering Statistics with DBMS_STATS
- When to Use Automatic vs Manual Statistics Gathering
- Identifying Out-of-Date Statistics
- SQL Plan Directives and Adaptive Query Optimization
- Using SQL Plan Baselines to Stabilize Execution Plans
- SQL Profiles and Their Use for Plan Correction
- SQL Patches for Plan Hints Without Code Changes
- Reading and Interpreting SQL Execution Plan Output
- Nested Loops, Hash Joins, and Sort-Merge Joins
- Index Range Scans vs Full Table Scans
- Table Access by Index Rowid vs By Rowid
- Understanding Cardinality and Cost Estimates
- Using Hints Effectively and Ethically
- Best Practices for Writing High-Performance SQL
Module 10: Indexing Strategies and Advanced Access Methods - Comparing B-Tree, Bitmap, and Reverse Key Indexes
- When to Use Function-Based Indexes
- Creating Indexes on Expressions and Virtual Columns
- Using Invisible Indexes for Testing
- Dropping and Rebuilding Indexes Online
- Monitoring Index Usage with V$OBJECT_USAGE
- Identifying Unused Indexes and Overhead Reduction
- Understanding Index Compression Techniques
- Using Key Compression and Prefix Compression
- Partitioned Indexes: Local vs Global
- Index-Organized Tables and Their Use Cases
- Bitmap Join Indexes in Data Warehousing
- Spatial Indexes and Their Implementation
- Domain Indexes for Custom Applications
- Managing Index Rebuilds During Peak Hours
Module 11: Backup and Recovery Concepts - Differences Between Physical and Logical Backups
- Recovery Objectives: RPO and RTO Defined
- Understanding Downtime Tolerance in Business Context
- Full Database Backup vs Incremental Backups
- Hot vs Cold Backup Strategies
- User-Managed Backups Using OS Commands
- Importance of Archive Log Mode and Enabling It
- Configuring Archive Log Destinations and Formats
- Monitoring Archive Log Generation Rate
- Redo Log Switch Frequency and Sizing
- Clearing Corrupted Redo Logs Safely
- Control File Backup and Trace File Recreation
- Data File Backup Procedures
- Recovery Scenarios: Loss of Non-Critical vs Critical Files
- Role of Checkpoints in Crash Recovery
Module 12: Implementing RMAN for Automated Backup and Recovery - Introduction to Recovery Manager (RMAN) Architecture
- Connecting to Target Database and Catalog
- Configuring Persistent RMAN Settings
- Performing Full Database Backups with RMAN
- Incremental Level 0 and Level 1 Backups
- Differential vs Cumulative Incremental Backups
- Backing Up Archived Redo Logs
- Performing Image Copy Backups
- Using Backup Optimization and Retention Policies
- Configuring Parallelism and Compression
- Creating and Using RMAN Scripts
- Scheduling Backups with Enterprise Manager
- Restoring and Recovering Data Files
- Point-in-Time Recovery (PITR) with RMAN
- Recovering Control File from Backup or Autobackup
Module 13: Complete and Incomplete Database Recovery - Complete Recovery Scenario: Redo Applied to Latest Log
- Recovering After Loss of Data File in OPEN Mode
- Recovering a Tablespace While Database Remains Up
- Incomplete Recovery: Until Cancel, Until Time, Until SCN
- Using RESETLOGS and Implications
- Recovering a Dropped Table with Flashback Drop
- Restoring a Database to an Earlier State
- Recovering from Missing Redo Logs
- Using Block Media Recovery (BMR)
- Restoring Selected Data Files, Tables, or Partitions
- Validating Backups with RMAN
- Using RMAN REPORT and LIST Commands
- Monitoring RMAN Job Progress and Logs
- Best Practices for Test Recovery Drills
- Documenting and Automating Recovery Runbooks
Module 14: Flashback Technologies for Rapid Recovery - Enabling and Configuring Flashback Database
- Flashback Logs and Fast Recovery Area (FRA) Management
- Using Flashback Database to Rewind Entire Database
- Flashback Table to Previous State
- Flashback Query: SELECT AS OF TIMESTAMP
- Using Flashback Version Query to Track Row Changes
- Flashback Transaction Query for Auditing
- Identifying Who Changed What and When
- Reversing Logical Corruption with Flashback
- Flashback Drop and Recycle Bin Management
- Purging Objects from Recycle Bin
- Disabling Recycle Bin for Performance-Critical Systems
- Flashback Data Archive (Total Recall) Setup
- Integrating Flashback with RMAN Strategies
- Limitations and Storage Considerations
Module 15: Managing the Oracle Net Environment - Oracle Net Listener Architecture and Components
- Configuring listener.ora and tnsnames.ora Files
- Testing Connectivity with TNSPING
- Using Easy Connect Naming Method
- Configuring Local and Directory Naming
- Managing Multiple Listeners for High Availability
- Dynamic Service Registration with PMON
- Static Service Registration for Special Cases
- Enabling and Monitoring Listener Tracing
- Securing Listeners with Passwords and Firewalls
- Protecting Against Unauthorized Access via Listener
- Understanding Shared vs Dedicated Server Architecture
- Configuring Connection Pooling with Shared Servers
- Monitoring Sessions and Dispatchers
- Tuning Net Performance for High-Latency Networks
Module 16: Oracle Multitenant Architecture and PDB Management - Understanding CDB, Root Container (CDB$ROOT), and Seed (PDB$SEED)
- Differences Between Non-CDB and Multitenant Architecture
- Creating Pluggable Databases from Seed
- Cloning PDBs Locally or Remotely
- Unplugging and Plugging PDBs Across CDBs
- Relocating PDBs for Workload Balancing
- Dropping and Archiving PDBs
- Opening, Closing, and Restricting PDB States
- Managing Common and Local Users in CDB Environment
- Common vs Local Roles and Privileges
- Creating and Managing Services for PDBs
- Resource Management Between PDBs with Resource Manager
- Monitoring PDB Performance with CDB Views
- Backup and Recovery Strategies for Individual PDBs
- Using Proxy PDBs and Application Containers
- Cost-Based Optimizer (CBO) and Rule-Based Optimizer (RBO)
- Understanding Statistics: Table, Column, Index, and Histograms
- Gathering Statistics with DBMS_STATS
- When to Use Automatic vs Manual Statistics Gathering
- Identifying Out-of-Date Statistics
- SQL Plan Directives and Adaptive Query Optimization
- Using SQL Plan Baselines to Stabilize Execution Plans
- SQL Profiles and Their Use for Plan Correction
- SQL Patches for Plan Hints Without Code Changes
- Reading and Interpreting SQL Execution Plan Output
- Nested Loops, Hash Joins, and Sort-Merge Joins
- Index Range Scans vs Full Table Scans
- Table Access by Index Rowid vs By Rowid
- Understanding Cardinality and Cost Estimates
- Using Hints Effectively and Ethically
- Best Practices for Writing High-Performance SQL
Module 10: Indexing Strategies and Advanced Access Methods - Comparing B-Tree, Bitmap, and Reverse Key Indexes
- When to Use Function-Based Indexes
- Creating Indexes on Expressions and Virtual Columns
- Using Invisible Indexes for Testing
- Dropping and Rebuilding Indexes Online
- Monitoring Index Usage with V$OBJECT_USAGE
- Identifying Unused Indexes and Overhead Reduction
- Understanding Index Compression Techniques
- Using Key Compression and Prefix Compression
- Partitioned Indexes: Local vs Global
- Index-Organized Tables and Their Use Cases
- Bitmap Join Indexes in Data Warehousing
- Spatial Indexes and Their Implementation
- Domain Indexes for Custom Applications
- Managing Index Rebuilds During Peak Hours
Module 11: Backup and Recovery Concepts - Differences Between Physical and Logical Backups
- Recovery Objectives: RPO and RTO Defined
- Understanding Downtime Tolerance in Business Context
- Full Database Backup vs Incremental Backups
- Hot vs Cold Backup Strategies
- User-Managed Backups Using OS Commands
- Importance of Archive Log Mode and Enabling It
- Configuring Archive Log Destinations and Formats
- Monitoring Archive Log Generation Rate
- Redo Log Switch Frequency and Sizing
- Clearing Corrupted Redo Logs Safely
- Control File Backup and Trace File Recreation
- Data File Backup Procedures
- Recovery Scenarios: Loss of Non-Critical vs Critical Files
- Role of Checkpoints in Crash Recovery
Module 12: Implementing RMAN for Automated Backup and Recovery - Introduction to Recovery Manager (RMAN) Architecture
- Connecting to Target Database and Catalog
- Configuring Persistent RMAN Settings
- Performing Full Database Backups with RMAN
- Incremental Level 0 and Level 1 Backups
- Differential vs Cumulative Incremental Backups
- Backing Up Archived Redo Logs
- Performing Image Copy Backups
- Using Backup Optimization and Retention Policies
- Configuring Parallelism and Compression
- Creating and Using RMAN Scripts
- Scheduling Backups with Enterprise Manager
- Restoring and Recovering Data Files
- Point-in-Time Recovery (PITR) with RMAN
- Recovering Control File from Backup or Autobackup
Module 13: Complete and Incomplete Database Recovery - Complete Recovery Scenario: Redo Applied to Latest Log
- Recovering After Loss of Data File in OPEN Mode
- Recovering a Tablespace While Database Remains Up
- Incomplete Recovery: Until Cancel, Until Time, Until SCN
- Using RESETLOGS and Implications
- Recovering a Dropped Table with Flashback Drop
- Restoring a Database to an Earlier State
- Recovering from Missing Redo Logs
- Using Block Media Recovery (BMR)
- Restoring Selected Data Files, Tables, or Partitions
- Validating Backups with RMAN
- Using RMAN REPORT and LIST Commands
- Monitoring RMAN Job Progress and Logs
- Best Practices for Test Recovery Drills
- Documenting and Automating Recovery Runbooks
Module 14: Flashback Technologies for Rapid Recovery - Enabling and Configuring Flashback Database
- Flashback Logs and Fast Recovery Area (FRA) Management
- Using Flashback Database to Rewind Entire Database
- Flashback Table to Previous State
- Flashback Query: SELECT AS OF TIMESTAMP
- Using Flashback Version Query to Track Row Changes
- Flashback Transaction Query for Auditing
- Identifying Who Changed What and When
- Reversing Logical Corruption with Flashback
- Flashback Drop and Recycle Bin Management
- Purging Objects from Recycle Bin
- Disabling Recycle Bin for Performance-Critical Systems
- Flashback Data Archive (Total Recall) Setup
- Integrating Flashback with RMAN Strategies
- Limitations and Storage Considerations
Module 15: Managing the Oracle Net Environment - Oracle Net Listener Architecture and Components
- Configuring listener.ora and tnsnames.ora Files
- Testing Connectivity with TNSPING
- Using Easy Connect Naming Method
- Configuring Local and Directory Naming
- Managing Multiple Listeners for High Availability
- Dynamic Service Registration with PMON
- Static Service Registration for Special Cases
- Enabling and Monitoring Listener Tracing
- Securing Listeners with Passwords and Firewalls
- Protecting Against Unauthorized Access via Listener
- Understanding Shared vs Dedicated Server Architecture
- Configuring Connection Pooling with Shared Servers
- Monitoring Sessions and Dispatchers
- Tuning Net Performance for High-Latency Networks
Module 16: Oracle Multitenant Architecture and PDB Management - Understanding CDB, Root Container (CDB$ROOT), and Seed (PDB$SEED)
- Differences Between Non-CDB and Multitenant Architecture
- Creating Pluggable Databases from Seed
- Cloning PDBs Locally or Remotely
- Unplugging and Plugging PDBs Across CDBs
- Relocating PDBs for Workload Balancing
- Dropping and Archiving PDBs
- Opening, Closing, and Restricting PDB States
- Managing Common and Local Users in CDB Environment
- Common vs Local Roles and Privileges
- Creating and Managing Services for PDBs
- Resource Management Between PDBs with Resource Manager
- Monitoring PDB Performance with CDB Views
- Backup and Recovery Strategies for Individual PDBs
- Using Proxy PDBs and Application Containers
- Differences Between Physical and Logical Backups
- Recovery Objectives: RPO and RTO Defined
- Understanding Downtime Tolerance in Business Context
- Full Database Backup vs Incremental Backups
- Hot vs Cold Backup Strategies
- User-Managed Backups Using OS Commands
- Importance of Archive Log Mode and Enabling It
- Configuring Archive Log Destinations and Formats
- Monitoring Archive Log Generation Rate
- Redo Log Switch Frequency and Sizing
- Clearing Corrupted Redo Logs Safely
- Control File Backup and Trace File Recreation
- Data File Backup Procedures
- Recovery Scenarios: Loss of Non-Critical vs Critical Files
- Role of Checkpoints in Crash Recovery
Module 12: Implementing RMAN for Automated Backup and Recovery - Introduction to Recovery Manager (RMAN) Architecture
- Connecting to Target Database and Catalog
- Configuring Persistent RMAN Settings
- Performing Full Database Backups with RMAN
- Incremental Level 0 and Level 1 Backups
- Differential vs Cumulative Incremental Backups
- Backing Up Archived Redo Logs
- Performing Image Copy Backups
- Using Backup Optimization and Retention Policies
- Configuring Parallelism and Compression
- Creating and Using RMAN Scripts
- Scheduling Backups with Enterprise Manager
- Restoring and Recovering Data Files
- Point-in-Time Recovery (PITR) with RMAN
- Recovering Control File from Backup or Autobackup
Module 13: Complete and Incomplete Database Recovery - Complete Recovery Scenario: Redo Applied to Latest Log
- Recovering After Loss of Data File in OPEN Mode
- Recovering a Tablespace While Database Remains Up
- Incomplete Recovery: Until Cancel, Until Time, Until SCN
- Using RESETLOGS and Implications
- Recovering a Dropped Table with Flashback Drop
- Restoring a Database to an Earlier State
- Recovering from Missing Redo Logs
- Using Block Media Recovery (BMR)
- Restoring Selected Data Files, Tables, or Partitions
- Validating Backups with RMAN
- Using RMAN REPORT and LIST Commands
- Monitoring RMAN Job Progress and Logs
- Best Practices for Test Recovery Drills
- Documenting and Automating Recovery Runbooks
Module 14: Flashback Technologies for Rapid Recovery - Enabling and Configuring Flashback Database
- Flashback Logs and Fast Recovery Area (FRA) Management
- Using Flashback Database to Rewind Entire Database
- Flashback Table to Previous State
- Flashback Query: SELECT AS OF TIMESTAMP
- Using Flashback Version Query to Track Row Changes
- Flashback Transaction Query for Auditing
- Identifying Who Changed What and When
- Reversing Logical Corruption with Flashback
- Flashback Drop and Recycle Bin Management
- Purging Objects from Recycle Bin
- Disabling Recycle Bin for Performance-Critical Systems
- Flashback Data Archive (Total Recall) Setup
- Integrating Flashback with RMAN Strategies
- Limitations and Storage Considerations
Module 15: Managing the Oracle Net Environment - Oracle Net Listener Architecture and Components
- Configuring listener.ora and tnsnames.ora Files
- Testing Connectivity with TNSPING
- Using Easy Connect Naming Method
- Configuring Local and Directory Naming
- Managing Multiple Listeners for High Availability
- Dynamic Service Registration with PMON
- Static Service Registration for Special Cases
- Enabling and Monitoring Listener Tracing
- Securing Listeners with Passwords and Firewalls
- Protecting Against Unauthorized Access via Listener
- Understanding Shared vs Dedicated Server Architecture
- Configuring Connection Pooling with Shared Servers
- Monitoring Sessions and Dispatchers
- Tuning Net Performance for High-Latency Networks
Module 16: Oracle Multitenant Architecture and PDB Management - Understanding CDB, Root Container (CDB$ROOT), and Seed (PDB$SEED)
- Differences Between Non-CDB and Multitenant Architecture
- Creating Pluggable Databases from Seed
- Cloning PDBs Locally or Remotely
- Unplugging and Plugging PDBs Across CDBs
- Relocating PDBs for Workload Balancing
- Dropping and Archiving PDBs
- Opening, Closing, and Restricting PDB States
- Managing Common and Local Users in CDB Environment
- Common vs Local Roles and Privileges
- Creating and Managing Services for PDBs
- Resource Management Between PDBs with Resource Manager
- Monitoring PDB Performance with CDB Views
- Backup and Recovery Strategies for Individual PDBs
- Using Proxy PDBs and Application Containers
- Complete Recovery Scenario: Redo Applied to Latest Log
- Recovering After Loss of Data File in OPEN Mode
- Recovering a Tablespace While Database Remains Up
- Incomplete Recovery: Until Cancel, Until Time, Until SCN
- Using RESETLOGS and Implications
- Recovering a Dropped Table with Flashback Drop
- Restoring a Database to an Earlier State
- Recovering from Missing Redo Logs
- Using Block Media Recovery (BMR)
- Restoring Selected Data Files, Tables, or Partitions
- Validating Backups with RMAN
- Using RMAN REPORT and LIST Commands
- Monitoring RMAN Job Progress and Logs
- Best Practices for Test Recovery Drills
- Documenting and Automating Recovery Runbooks
Module 14: Flashback Technologies for Rapid Recovery - Enabling and Configuring Flashback Database
- Flashback Logs and Fast Recovery Area (FRA) Management
- Using Flashback Database to Rewind Entire Database
- Flashback Table to Previous State
- Flashback Query: SELECT AS OF TIMESTAMP
- Using Flashback Version Query to Track Row Changes
- Flashback Transaction Query for Auditing
- Identifying Who Changed What and When
- Reversing Logical Corruption with Flashback
- Flashback Drop and Recycle Bin Management
- Purging Objects from Recycle Bin
- Disabling Recycle Bin for Performance-Critical Systems
- Flashback Data Archive (Total Recall) Setup
- Integrating Flashback with RMAN Strategies
- Limitations and Storage Considerations
Module 15: Managing the Oracle Net Environment - Oracle Net Listener Architecture and Components
- Configuring listener.ora and tnsnames.ora Files
- Testing Connectivity with TNSPING
- Using Easy Connect Naming Method
- Configuring Local and Directory Naming
- Managing Multiple Listeners for High Availability
- Dynamic Service Registration with PMON
- Static Service Registration for Special Cases
- Enabling and Monitoring Listener Tracing
- Securing Listeners with Passwords and Firewalls
- Protecting Against Unauthorized Access via Listener
- Understanding Shared vs Dedicated Server Architecture
- Configuring Connection Pooling with Shared Servers
- Monitoring Sessions and Dispatchers
- Tuning Net Performance for High-Latency Networks
Module 16: Oracle Multitenant Architecture and PDB Management - Understanding CDB, Root Container (CDB$ROOT), and Seed (PDB$SEED)
- Differences Between Non-CDB and Multitenant Architecture
- Creating Pluggable Databases from Seed
- Cloning PDBs Locally or Remotely
- Unplugging and Plugging PDBs Across CDBs
- Relocating PDBs for Workload Balancing
- Dropping and Archiving PDBs
- Opening, Closing, and Restricting PDB States
- Managing Common and Local Users in CDB Environment
- Common vs Local Roles and Privileges
- Creating and Managing Services for PDBs
- Resource Management Between PDBs with Resource Manager
- Monitoring PDB Performance with CDB Views
- Backup and Recovery Strategies for Individual PDBs
- Using Proxy PDBs and Application Containers
- Oracle Net Listener Architecture and Components
- Configuring listener.ora and tnsnames.ora Files
- Testing Connectivity with TNSPING
- Using Easy Connect Naming Method
- Configuring Local and Directory Naming
- Managing Multiple Listeners for High Availability
- Dynamic Service Registration with PMON
- Static Service Registration for Special Cases
- Enabling and Monitoring Listener Tracing
- Securing Listeners with Passwords and Firewalls
- Protecting Against Unauthorized Access via Listener
- Understanding Shared vs Dedicated Server Architecture
- Configuring Connection Pooling with Shared Servers
- Monitoring Sessions and Dispatchers
- Tuning Net Performance for High-Latency Networks