Shan J. SQL for Data Analytics 4ed 2025

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Shan J. SQL for Data Analytics 4ed 2025

Textbook in PDF format Turn SQL into your competitive edge for uncovering patterns and accelerating data-driven business decisions SQL remains one of the most powerful tools in modern data analytics, helping you turn data into decisions. This book shows you how to go beyond writing queries to deliver insights that matter. SQL for Data Analytics, Fourth Edition, is for anyone who wants to move past basic SQL syntax and use it to interpret real-world data with confidence. Whether you're trying to make sense of production data for the first time or upgrading your analytics toolkit, this book gives you the skills to turn data into actionable outcomes. You'll start by creating and managing structured databases before advancing to data retrieval, transformation, and summarization. From there, you’ll take on more complex tasks such as window functions, statistical operations, and analyzing geospatial, time-series, and text data. With hands-on exercises, case studies, and detailed guidance throughout, this book prepares you to apply SQL in everyday business contexts—whether you're cleaning data, building dashboards, or presenting findings to stakeholders. By the end, you'll have a powerful SQL toolkit that translates directly to the work analysts do every day. Key Features Solve real business problems with advanced SQL techniques Work with time-series, geospatial, and text data using PostgreSQL Build job-ready analytics skills with hands-on SQL projects What you will learn Write queries to analyze and summarize structured data Use JOINs, subqueries, views, and CTEs effectively Apply window functions to identify patterns and trends Perform statistical analysis and hypothesis testing in SQL Analyze JSON, arrays, geospatial, and time-series data Improve SQL performance using indexes and query plans Load data with Python and automate analytics workflows Complete a case study to experience solving real-world analytics problems Who this book is for This book is for aspiring data engineers, backend developers, analysts, and students who want to use SQL for real-world data analytics. You should have basic SQL and college-level math knowledge, and along with the desire to advance your skills in data transformation, pattern recognition, and business insight delivery