This comprehensive course targets IT professionals and database administrators seeking to deepen their knowledge in PostgreSQL administration. Covering a wide range of administrative tasks, the course provides insights into the best practices for database setup, maintenance, performance tuning, security, and troubleshooting. Through hands-on exercises and real-world case studies, participants will learn to ensure the reliability, security, and optimal performance of PostgreSQL databases.

Target Audience:

• Database administrators and IT professionals responsible for managing PostgreSQL databases.
• Systems administrators looking to expand their database management skills.
• IT professionals aiming to transition into database administration roles.

Prerequisites:

• Basic knowledge of SQL and relational databases.
• Familiarity with command-line operations and Linux environments.
• Prior experience with PostgreSQL or other relational databases is beneficial but not mandatory.

Course Duration:

• Total Duration: 24 Hours (3 days full-time)
• Mode of Delivery: Online / In-Person / Part-Time

Course Introduction

• Overview of PostgreSQL Administration
• Course objectives and outcomes

Module 1: Introduction to PostgreSQL

• A Brief History of PostgreSQL
• Installation and Setup
• Architectural Fundamentals
• Understanding the PostgreSQL User Account
• Creating and Managing a Database Cluster

Module 2: Using the psql Command-Line Interface

• Navigating the psql terminal-based client
• Essential psql commands for administration

Module 3: Configuration and Maintenance

• Starting and Stopping the Database Server
• Server Configuration for Optimal Performance
• Managing File Locations and Setting Parameters
• Client Connection Configuration
• Monitoring and Tuning Kernel Resource Usage

Module 4: Security Management

• Security Best Practices
• Preventing Server Spoofing and Ensuring Data Encryption
• Secure TCP/IP Connections with SSL
• Managing Client Certificates and Server File Usage
• Authentication Methods and Connection Security

Module 5: Advanced Indexing Techniques

• Index Types: Multicolumn, Unique, Expressions, and Partial Indexes
• Index Optimization: Combining Multiple Indexes and Operator Classes
• Examining Index Usage for Performance Tuning

Module 6: Transaction Management and Concurrency Control

• Understanding SQL Transaction Isolation Levels
• Managing Concurrency: Locks (Table-Level, Row-Level, Advisory Locks)
• Detecting and Resolving Deadlocks

Module 7: Backup, Recovery, and Replication

• Backing up PostgreSQL: Strategies and Best Practices
• Setting up and Managing Replication: Logical and Streaming Replication
• Configuring Hot Standbys and Failover Mechanisms
• Point-In-Time Recovery (PITR): Concepts and Implementation

Module 8: Performance Tuning

• Memory Management and Resource Consumption
• Managing the Write Ahead Log (WAL) for Performance
• Checkpoints, Background Writer, and Asynchronous Behavior
• Vacuuming Strategies: Cost-Based Vacuum Delay

Module 9: Server Operation and Troubleshooting

• Server Start-up and Operation Troubleshooting
• Handling Server Start-up Failures and Client Connection Problems
• Shutting Down the Server Safely

Module 10: Monitoring and Logging

• Error Reporting and Logging Configuration
• Using CSV-Format Log Output for Analysis
• Run-Time Statistics: Query and Index Statistics Collector
• Monitoring with the Statistics Monitoring System

Module 11: Advanced Topics

• Full Text Search: Configuration and Usage
• Using EXPLAIN for Query Analysis
• Logical Replication: Setup, Configuration, and Management

Course Wrap-Up

• Recap of Key Concepts
• Best Practices for PostgreSQL Administration
• Resources for Continued Learning