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The 'PostgreSQL 12 High Availability Cookbook' is a comprehensive guide to setting up and maintaining highly available PostgreSQL clusters. This book provides practical recipes for designing a resilient database system that can handle outages and recover quickly without downtime. What this Book will help me do Learn how to configure replication tools to protect PostgreSQL data effectively. Understand and implement hardware strategies for ensuring optimal database performance. Master the techniques for reducing contention with connections using pooling strategies. Gain insights into using monitoring tools like Nagios and Grafana for PostgreSQL cluster management. Develop a robust strategy for version upgrades, backups, and failover. Author(s) Shaun Thomas is a seasoned database specialist with extensive experience managing PostgreSQL systems. As a PostgreSQL contributor and advocate, he brings a depth of practical knowledge to database reliability and automation. Shaun's engaging and clear writing style ensures that readers can apply the discussed techniques with confidence. Who is it for? This book is ideal for database administrators, IT professionals, and developers who maintain PostgreSQL systems and want to improve uptime or reliability. Familiarity with basic PostgreSQL concepts is recommended, but no specific knowledge of version 12 features is required. Readers aiming to build advanced high availability solutions will find this book invaluable. It's perfect for those aspiring to ensure their database systems are both resilient and adaptive.

Master the essential strategies for ensuring high availability in PostgreSQL with this practical cookbook. You'll learn how to build resilient PostgreSQL database clusters that can withstand failures, safely replicate data, and scale to meet increasing demands, ensuring your application's reliability. What this Book will help me do Understand and apply replication techniques in PostgreSQL to protect your data and ensure consistency. Set up a robust database cluster using tools like Patroni or Pacemaker to automate failover and maintain availability. Learn hardware configuration best practices for building a strong database platform. Optimize resource usage in your PostgreSQL clusters with connection pooling techniques using pgpool and PgBouncer. Implement advanced monitoring and alerting solutions to effectively track and respond to potential issues in real-time. Author(s) Shaun Thomas is a seasoned database administrator and consultant specializing in PostgreSQL high availability and clustering solutions. With years of hands-on experience in building resilient and scalable database systems, Shaun shares actionable insights and methodologies in a clear and accessible manner. His real-world knowledge and passion for database reliability shine through in his practical and effective writing style, making this book an invaluable resource. Who is it for? This book is perfect for Linux system administrators and PostgreSQL DBAs seeking to enhance the reliability and resilience of their database systems. If you're responsible for reducing downtime, improving failover processes, or managing databases in high-demand scenarios, this book provides the tools and techniques you need. It's especially helpful for professionals looking to deepen their understanding of PostgreSQL-specific solutions to high availability challenges.