lab
Smaller work: notebooks, Kaggle attempts, visualization exercises, and learning experiments. A lab notebook, not a highlight reel, including what didn't work.
Filling up as I go
These entries describe planned experiments and will be updated with links and lessons as each one is completed.
Tableau Public replica of the retail dashboard
Aug 2026Planned- Explored:
- Rebuilding the four-view retail dashboard in Tableau Public from the same star-schema model, to add a named BI tool alongside the Streamlit version.
- Learned:
- Planned, the data model and KPI definitions are already documented to transfer.
- Tableau
- SQL
Porting the SQL analytics project to PostgreSQL
Aug 2026Planned- Explored:
- Translating the SQLite warehouse and window-function queries to PostgreSQL (DATE_TRUNC, QUALIFY) to practise warehouse-dialect SQL for interviews.
- Learned:
- Planned.
- PostgreSQL
- SQL
Uplift extension to the churn model
Aug 2026Planned- Explored:
- Moving from predicting who is likely to churn to who is persuadable, the honest next step for the retention use case, once outcome data is available.
- Learned:
- Planned.
- Python
- scikit-learn