Data Analytics Foundations: Excel, SQL, and Tableau

In today's data-driven world, the ability to translate raw numbers into clear, strategic decisions is a highly valued skill. This course introduces you to the core technologies that professional analysts use daily to manage and interpret data. You will progress from understanding fundamental data concepts to learning how to query complex databases and build interactive dashboards. By mastering the combined power of Excel, SQL, and Tableau, you will gain the confidence to handle real-world data projects from start to finish. What you'll learn: - Understand core data analytics terminology, relational database structures, and the data lifecycle. - Clean and transform messy datasets using Excel's modern Power Query tools and dynamic array formulas. - Write clean, efficient SQL queries to filter, join, and aggregate data from databases. - Design clear, interactive dashboards in Tableau to communicate insights to stakeholders. - Apply industry-standard best practices for data preparation, structuring, and validation. The course begins with foundational concepts and essential terminology before moving into practical, step-by-step text explanations. You will work through structured written modules and code snippets covering spreadsheet analysis, database querying, and visual storytelling. This course is designed for absolute beginners with no prior technical background or programming experience who want to build a modern data analytics toolkit. Start reading today to build your practical data analytics skills.