SQL

Life Expectancy

Cleaned and explored world life expectancy data following the 4 data cleaning steps and best practices.

Automated Data Cleaning

Built a stored procedure and scheduled event to automate the cleaning of U.S. household income data: removed duplicates, fixed typos, standardized text, and created timestamped snapshots. 

15-day SQL Challenge

I solved all the questions and finished the challenge in the top 2%.