This project analyzes sales data using SQL and presents key insights in an Excel dashboard. The goal is to show a complete workflow: data loading → cleaning → analysis → reporting. The dataset ...
Raw CSV Files → SQL Database (Schema + Constraints) → Python ETL Cleaning Layer → Analytical Tables → Power BI Data Model → Executive Dashboard This layered architecture ensures scalability, ...
一部の結果でアクセス不可の可能性があるため、非表示になっています。
アクセス不可の結果を表示する