Electronics was losing margin to discounts and returns.
A PostgreSQL star schema and Power BI dashboard over 63,635 order items found 7.62% average discounting and a 7.26% return rate in Electronics.
PostgreSQL, SQL, Power BI, DAX
| Name | Return rate |
|---|---|
| Electronics7.62% average discount | 7.26% |
| Accessories44.21% gross margin | 5.55% |
Source: 63,635 order items, $5.94M net revenue, modeled in PostgreSQL.