This course provides a comprehensive guide to Tableau Prep Builder, empowering you to prepare data for powerful Tableau Desktop visualizations. You’ll start by understanding Tableau Prep’s purpose, licensing, and differences from Excel, followed by a practical demo to get hands-on experience.

Learn essential techniques like splitting text fields, converting rows to columns and vice versa (pivot/unpivot), and renaming, filtering, and grouping data. The course dives into joins, unions, and aggregate functions, teaching you how to combine data effectively and handle calculations such as sums and averages.

Advanced topics include branches and multiple outputs, enabling complex workflows, and secret tips for aggregate joins to optimize performance. You’ll also cover practical scenarios like replacing old files, cleaning merged cells, and preparing data for analysis.

By the end of this course, you’ll have the skills to clean, shape, and organize data efficiently in Tableau Prep, ensuring that your dashboards in Tableau Desktop are accurate, insightful, and actionable.