#data-analyst-portfolio (3 articles)

Discover 3 articles about data-analyst-portfolio. Learn from posts and documentation.

data-science

January, 2nd 2026

Learn how to calculate total sales and gross profit from eCommerce data using SQL.

data-science

January, 1st 2026

How I cleaned and prepared the TheLook dataset—handling missing values, duplicates, and ensuring data integrity for accurate KPIs.

data-science

December, 17th 2025

A data analyst's hands-on exploration of the theLook eCommerce dataset in BigQuery, revealing how to understand an unfamiliar data...