基于巴西 Olist 电商数据集（~100K 订单），构建 CSV + MySQL 数仓双模式 供应链分析平台。支持标准数仓分层 (ODS → DWD → DWS → ADS)，覆盖交付时效、库存周转、满意度归因、销售趋势四大维度。

A console-based Restaurant Management System developed using Python and MySQL. The project helps restaurant staff manage food items, customer records, orders, and sales through an interactive menu- ...