Table of contents : About the Author Acknowledgments Introduction Chapter 1: Foundations of Databases and SQL Chapter 2: Setting Up Your Data Environment Chapter 3: Structuring Databases and Tables Chapter 4: Essential SQL Queries Chapter 5: Aggregating and Grouping Data Chapter 6: Joins and Relationships Chapter 7: Data Cleaning and Preparation Chapter 8: Advanced Query Techniques Chapter 9: Window Functions and Analytical Queries Chapter 10: Time-Series Analysis with SQL Chapter 11: Geospatial Analysis and GIS Integration Chapter 12: Working with JSON and Semi-Structured Data Chapter 13: Data Visualization and Charting Chapter 14: Performance Optimization and Indexing Chapter 15: Data Security and Access Control Chapter 16: ETL Processes and Automation Chapter 17: Advanced Data Analytics Techniques Chapter 18: Big Data and Cloud Integration Chapter 19: Real-Time Data Streaming and Processing Chapter 20: Ethical Considerations in Data Analysis Chapter 21: Telling Compelling Data Stories Chapter 22: Beyond SQL: Emerging Trends and Technologies Conclusion