Submit lab sql aggregation and transformation #487

Yilak-maker wants to merge 2 commits intodata-bootcamp-v4:maindata-bootcamp-v4/lab-sql-aggregation-and-transformation:mainfrom

Yilak-maker:submit-lab-sql-aggregationYilak-maker/lab-sql-aggregation-and-transformation:submit-lab-sql-aggregationCopy head branch name to clipboard