SQL for Data Analysis | Step-by-Step Tutorial скачать в хорошем качестве

SQL for Data Analysis | Step-by-Step Tutorial

Master SQL for data analysis with this complete tutorial! 🚀 Learn how to inspect fact and dimension tables, classify sales, segment customers, and use advanced SQL functions for reporting and insights. Perfect for data analysts, business analysts, and anyone looking to sharpen their SQL skills. Link to tutorial https://drive.google.com/file/d/1B6MH... What You'll Learn: • How to inspect fact and dimension tables • Use CASE statements for sales bucket classification • Segment customers into value tiers • Apply SQL window functions for ranking, running totals, and analytics • Identify top customers by revenue • Perform running totals and cumulative calculations • Reconcile data between tables for accuracy • Analyze top 5% of customers contributing to revenue Timeline: 00:00 – Introduction 01:28 – Inspecting Fact Table 04:59 – Inspecting Dimension Tables 06:59 – Using CASE Statement for Sales Bucket Classification 09:40 – Customer Value Tier 23:21 – Windows Functions 34:55 – Top Ten Customers 37:42 – Running Totals 41:50 – Time Intelligence Functions 50:43 – Data Reconciliation 57:37 – Top 5% Customers by Revenue Resources & Downloads: • Sample SQL Scripts: [Download Link]