Master PostgreSQL: From Basics to Advanced Management

In this Course we will be talking about PostgreSQL fundamentals, basics and all topics which are required for you to learn the technology and understand the concepts of PostgreSQL.

What You’ll Learn:

1. PostgreSQL Fundamentals

• Introduction to PostgreSQL: Understand the foundational concepts and architecture of PostgreSQL.

• Postmaster Process: Learn about the crucial postmaster process and its role in database management.

• Types of Shutdown: Explore different PostgreSQL shutdown modes and their appropriate use cases.

• Database Cluster: Gain insights into database cluster configuration and management.

2. Installing and Setting Up PostgreSQL

• Download and Installation: A step-by-step guide to downloading and installing PostgreSQL.

• Environment Variables: Configure environment variables for seamless PostgreSQL operations.

3. Database and User Management

• Create/Drop Database: Learn how to efficiently create and drop databases.

• Create/Drop User: Master user management, including creating and removing users.

• Error Handling: Resolve the common “Role ‘postgres’ does not exist” error.

4. PostgreSQL Tools and Commands

• psql Shortcuts: Increase your productivity with essential psql command-line shortcuts.

• Postmaster Process ID Check: Verify and troubleshoot the postmaster process with confidence.

• Tablespaces: Manage and utilize tablespaces for optimal storage organization.

5. Backup and Restore Essentials

• Introduction to Backup and Restore: Understand the importance of PostgreSQL backups.

• pg_dump Utility: Learn to use pg_dump for taking backups of individual databases.

• Taking Dumps: A hands-on approach to performing reliable backups.

• pg_dumpall: Backup all databases in your PostgreSQL instance.

• Restoration Techniques: Use psql and pg_restore utilities to recover databases.

• Offline Backups: Learn how to perform offline backups for critical scenarios.

• Continuous Archiving: Configure continuous archiving for real-time recovery.

• File System Backup: Implement physical backups for your PostgreSQL database.

• pg_basebackup Utility: Use this utility for efficient physical backups.

• Point-in-Time Recovery (PITR): Recover databases to a specific point using recovery parameters.

6. Replication and High Availability

• Replication Overview: Learn the significance and types of replications in PostgreSQL.

• Replication Modes: Explore synchronous and asynchronous replication modes.

• File-Based Replication: Understand the basics of file-based replication.

• Promoting Standby: Promote a standby server to master in disaster recovery scenarios.

• Streaming Replication: Set up streaming replication for real-time data consistency.

• WAL Sender and Receiver Processes: Understand these critical components of streaming replication.

• Replication Configuration Parameters: Configure both primary and standby servers for replication.

• Replication Setup (Lab): A hands-on lab to set up streaming replication.

• Monitoring Replication (Lab): Learn techniques to monitor and troubleshoot replication.

7. Database Optimization

• Vacuum and AutoVacuum: Understand the importance of VACUUM operations for performance.

• Full Vacuum: Learn when and how to use FULL VACUUM to reclaim space.

• pg_repack Utility: Optimize tables and reclaim storage without downtime using pg_repack