Learn SQL for Data Science: Master SQL to manage and analyze data effectively. - Softcover

Inhaltsangabe

Unlock the Power of Data — Master SQL for Data Science Success.

Whether you're breaking into data science or aiming to enhance your analytical skills, SQL (Structured Query Language) is the must-have tool for querying, managing, and analyzing data. This hands-on guide walks you through the core SQL concepts and real-world data challenges, empowering you to work confidently with databases and extract meaningful insights.

With step-by-step lessons, practical exercises, and real datasets, this book is ideal for beginners and professionals alike who want to bridge the gap between raw data and decision-making.

✅ Core SQL commands: SELECT, JOIN, GROUP BY, WHERE, ORDER BY
✅ Writing complex queries for real-world datasets
✅ Filtering, grouping, and aggregating data
✅ Subqueries, nested queries, and common table expressions (CTEs)
✅ Data cleaning and transformation techniques
✅ SQL functions for analytics (window functions, ranking, time-based queries)
✅ SQL for business intelligence and dashboards
✅ Connecting SQL to Python, Excel, and BI tools
✅ Best practices for writing efficient SQL
✅ Real-world projects: sales analysis, customer segmentation, and KPI tracking

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