PostgreSQL Database Administration On AlmaLinux

Why Choose PostgreSQL? A Deep Dive into the Powerful Open-Source RDBMS

Looking for a robust and scalable relational database management system (RDBMS)? PostgreSQL is a leading open-source choice, trusted globally for its unique features and vibrant community support. Its flexibility and power make it ideal for a wide range of applications. One of PostgreSQL's key strengths is its limitless scalability. With no size restrictions, you can confidently store massive amounts of data. Tables can reach up to 32TB, making it suitable for demanding data warehousing and analytical workloads.

PostgreSQL continues to evolve rapidly, with timely releases packed with enhanced features, driven by a dedicated global community. As new server generations become available and talented developers contribute, PostgreSQL remains at the forefront of database technology, offering a significant advantage over its competitors.

This comprehensive course takes you from the fundamentals to advanced techniques, equipping you with the skills to master PostgreSQL.

Here's a detailed look at the topics we'll cover:

• Server Setup & Installation:

  • Setting up a PostgreSQL server on AlmaLinux.
  • Installing DB binaries for your operating system.
  • Creating necessary directories for optimal database operation.
  • Initializing the DB cluster.

• PostgreSQL Architecture:

  • Understanding the PostgreSQL architecture: physical files and configuration files.
  • Mastering deployments for seamless updates.

• User & Schema Management:

  • Comprehensive User Management: creating, modifying, and managing user accounts and permissions.
  • Effective Schema Management: designing and organizing your database structure.
  • Understanding and configuring search_path.
  • Working with Logical objects (tables, views, etc.).
  • Implementing Default Tablespaces and User defined tablespace for data storage optimization.

• Data Backup & Recovery:

  • Robust Backup and Restore strategies: Logical, Physical, filesystem, compressed, and split backups.
  • Utilizing various utilities for backups.
  • Setting the database in archivelog mode.
  • Performing WAL switch manually for point-in-time recovery.

• Database Maintenance:

  • Essential Maintenance Tasks: understanding and utilizing vacuum, vacuumfull, and analyze for performance optimization.
  • Managing database sessions by killing inactive sessions.

• Database Upgrades & Extensions:

  • Seamless Database upgrade from version 13 to 15 using pg_upgrade.
  • Leveraging Extensions to extend PostgreSQL's functionality.
  • Creating and utilizing views in PostgreSQL.

• Performance & Monitoring:

  • Using pgbench and pgbouncer for performance testing and connection pooling.
  • Exploring Enhancements in PostgreSQL for improved performance and features.