SQL Coding & Data Analysis

An extensive, beginner-friendly-to-professional guide to SQL programming, data analysis, data informatics, and data forensics — from the first SELECT through joins, subqueries and CTEs, database design, transactions, window functions, analytical technique, query optimization, audit and forensic methods, and professional practice. Current to SQL:2023, PostgreSQL 18, MySQL 9.7 LTS, SQLite 3.53, and DuckDB 1.5.



Al-generated content disclosure: This work was created with the help and usage of artificial intelligence. All sources are cited in the bibliography section.