Postgresql Running Average
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The PostgreSQL Handbook: In-Depth Techniques and Advanced Strategies
Unlock the full potential of PostgreSQL with "The PostgreSQL Handbook: In-Depth Techniques and Advanced Strategies," your ultimate resource for mastering the complexities of this robust, open-source database system. Designed for professionals with foundational PostgreSQL knowledge, this book explores advanced topics, elevating you to expert status. From the sophisticated intricacies of PostgreSQL architecture to cutting-edge SQL techniques and index optimization, each chapter elucidates complex concepts with clarity and precision. Delve into comprehensive chapters on transaction management, performance tuning, and innovative applications of advanced data types. Discover expert strategies for replication, partitioning, and sharding to ensure your systems are scalable, efficient, and resilient. Acquire essential skills in backup and disaster recovery to protect your data from unforeseen challenges, and enhance your databases with the latest security best practices to safeguard your data in an ever-evolving digital landscape. Whether you're a database administrator focused on optimizing performance, a developer eager to exploit PostgreSQL’s advanced capabilities, or an IT professional tasked with maintaining cutting-edge data solutions, "The PostgreSQL Handbook: In-Depth Techniques and Advanced Strategies" offers a wealth of knowledge. Equipped with insights into integrating PostgreSQL with external systems, this book prepares you to build and maintain dynamic, robust database environments. Advance beyond the basics and master the advanced strategies that establish PostgreSQL as one of the most versatile and trusted database systems in the tech world today.
PostgreSQL: Up and Running
Author: Regina O. Obe
language: en
Publisher: "O'Reilly Media, Inc."
Release Date: 2017-10-10
Thinking of migrating to PostgreSQL? This clear, fast-paced introduction helps you understand and use this open source database system. Not only will you learn about the enterprise class features in versions 9.5 to 10, youâ??ll also discover that PostgeSQL is more than a database systemâ??itâ??s an impressive application platform as well. With examples throughout, this book shows you how to achieve tasks that are difficult or impossible in other databases. This third edition covers new features, such as ANSI-SQL constructs found only in proprietary databases until now: foreign data wrapper (FDW) enhancements; new full text functions and operator syntax introduced in version 9.6; XML constructs new in version 10; query parallelization features introduced in 9.6 and enhanced in 10; built-in logical replication introduced in Version 10.e. If youâ??re a current PostgreSQL user, youâ??ll pick up gems you may have missed before. Learn basic administration tasks such as role management, database creation, backup, and restore Apply the psql command-line utility and the pgAdmin graphical administration tool Explore PostgreSQL tables, constraints, and indexes Learn powerful SQL constructs not generally found in other databases Use several different languages to write database functions Tune your queries to run as fast as your hardware will allow Query external and variegated data sources with foreign data wrappers Learn how to use built-in replication to replicate data
High Performance PostgreSQL for Rails
Author: Andrew Atkinson
language: en
Publisher: The Pragmatic Programmers LLC
Release Date: 2024-06-17
Build faster, more reliable Rails apps by taking the best advanced PostgreSQL and Active Record capabilities, and using them to solve your application scale and growth challenges. Gain the skills needed to comfortably work with multi-terabyte databases, and with complex Active Record, SQL, and specialized Indexes. Develop your skills with PostgreSQL on your laptop, then take them into production, while keeping everything in sync. Make slow queries fast, perform any schema or data migration without errors, use scaling techniques like read/write splitting, partitioning, and sharding, to meet demanding workload requirements from Internet scale consumer apps to enterprise SaaS. Deepen your firsthand knowledge of high-scale PostgreSQL databases and Ruby on Rails applications with dozens of practical and hands-on exercises. Unlock the mysteries surrounding complex Active Record. Make any schema or data migration change confidently, without downtime. Grow your experience with modern and exclusive PostgreSQL features like SQL Merge, Returning, and Exclusion constraints. Put advanced capabilities like Full Text Search and Publish Subscribe mechanisms built into PostgreSQL to work in your Rails apps. Improve the quality of the data in your database, using the advanced and extensible system of types and constraints to reduce and eliminate application bugs. Tackle complex topics like how to improve query performance using specialized indexes. Discover how to effectively use built-in database functions and write your own, administer replication, and make the most of partitioning and foreign data wrappers. Use more than 40 well-supported open source tools to extend and enhance PostgreSQL and Ruby on Rails. Gain invaluable insights into database administration by conducting advanced optimizations - including high-impact database maintenance - all while solving real-world operational challenges. Take your new skills into production today and then take your PostgreSQL and Rails applications to a whole new level of reliability and performance. What You Need: A computer running macOS, Linux, or Windows and WSL2 PostgreSQL version 16, installed by package manager, compiled, or running with Docker An Internet connection