Preface
Welcome to Data Wrangling with SQL, a comprehensive guide that equips you with essential skills to efficiently manipulate and prepare data for analysis using SQL. In today’s digital age, harnessing the power of data has become crucial for individuals and organizations across industries. Data wrangling, also known as data preprocessing or data munging, involves transforming raw data into a clean, structured format for easy analysis. It encompasses handling missing values, removing outliers, merging datasets, and reshaping data to meet analysis requirements. Effective data wrangling lays the foundation for accurate and meaningful insights, enabling informed decision-making.
This book aims to demystify the art of data wrangling using SQL, ...
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