SQL for Data Analysis: Build a Business Query Portfolio

Data drives modern business, and SQL is the essential language used to extract, analyze, and understand that data. Whether you want to transition into a business intelligence role or simply make data-driven decisions, mastering SQL is your first critical step. This text-based course guides you from writing your very first query to analyzing complex datasets. You will build a practical portfolio of business queries, learning how to manipulate data, calculate key performance indicators, and format results for real-world reporting. What you'll learn: • Understand relational database concepts, tables, and foundational SQL syntax • Write queries to filter, sort, and aggregate large datasets effectively • Combine data from multiple sources using various types of JOIN operations • Apply modern SQL techniques like Common Table Expressions (CTEs) for cleaner code • Practice advanced analytical patterns using Window Functions to calculate running totals and rankings • Build a portfolio of practical business scenarios, from customer retention to sales growth analysis The curriculum begins with core terminology and basic database concepts before progressing into hands-on querying exercises. You will read through clear explanations and practice with written code snippets that simulate real business environments. This course is designed for absolute beginners, aspiring data analysts, and business professionals with no prior programming experience. Start your data analysis journey today and build the SQL foundation you need to succeed.