Key Insights: Sales, Profit Margin, Discount % vs Control, KPIs. Key Learnings: 1. Data Cleaning & Preparation (Excel) Learned how to clean raw financial data by handling missing values, formatting ...

Each Excel sheet and CSV file becomes a queryable SQL table Join data across multiple files and formats (xlsx, xls, csv, tsv) Clean messy data with YAML transformation rules Deploy for teams with ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Vivek Yadav, an engineering manager from ...