
Developed interactive drill-down and roll-up features for hierarchical data analysis in the TCS-2021/Data-Mining-Project repository over a two-month period. Leveraged Python, Pandas, and Streamlit to enable users to navigate and aggregate measures across multiple hierarchy levels within a data warehouse, supporting dynamic exploration and faster business insights. Enhanced the initial implementation by refining hierarchy context, improving grouping logic, and clearly displaying current levels and navigation paths, which improved the reliability and clarity of analytics. Focused on data analysis and OLAP techniques, the work emphasized accurate aggregation and a streamlined user experience without introducing or fixing critical bugs.
April 2025 – TCS-2021/Data-Mining-Project: Implemented Hierarchical Drill-Down and Roll-Up Enhancements to refine hierarchy context, improve grouping logic, and display current levels and path for clearer, more accurate data aggregation. No major bugs fixed this month. Impact: improved reliability of hierarchical analytics, faster insights for stakeholders, and better user experience. Technologies/skills demonstrated include hierarchical data modeling, grouping logic, and version-control discipline (commit 695bb9b8111bc09edf4aec250d3279842a220aa7).
April 2025 – TCS-2021/Data-Mining-Project: Implemented Hierarchical Drill-Down and Roll-Up Enhancements to refine hierarchy context, improve grouping logic, and display current levels and path for clearer, more accurate data aggregation. No major bugs fixed this month. Impact: improved reliability of hierarchical analytics, faster insights for stakeholders, and better user experience. Technologies/skills demonstrated include hierarchical data modeling, grouping logic, and version-control discipline (commit 695bb9b8111bc09edf4aec250d3279842a220aa7).
March 2025: Key feature delivered: Drill-Down and Roll-Up for Data Analysis in TCS-2021/Data-Mining-Project. Enabled interactive navigation through hierarchical dimensions with aggregation of measures in the data warehouse, supporting dynamic data exploration and faster insights for business users. No critical bugs reported this month.
March 2025: Key feature delivered: Drill-Down and Roll-Up for Data Analysis in TCS-2021/Data-Mining-Project. Enabled interactive navigation through hierarchical dimensions with aggregation of measures in the data warehouse, supporting dynamic data exploration and faster insights for business users. No critical bugs reported this month.

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