What changes are you trying to make? (e.g. Adding or removing code, refactoring existing code, adding reports)

learning sql coding, opening a database, determining relationships between data, and performing selected functions,

What did you learn from the changes you have made?

learned how use sql to understand more about database structure

Was there another approach you were thinking about making? If so, what approach(es) were you thinking of?

maybe using r and csv files

Were there any challenges? If so, what issue(s) did you face? How did you overcome it?

sometimes yes, forgetting small things in the code

How were these changes tested?

redoing the code and testing

A reference to a related issue in your repository (if applicable)

Checklist

• [Yes ] I can confirm that my changes are working as intended