"An aggregation that takes an hour to process on my local Python machine returned in 3 seconds with BigQuery"âthis is the shock everyone experiences when they first touch a cloud DWH. For a data ...
Sales Data Analysis Dashboard (SQL & Python) An end-to-end data analytics case study demonstrating data engineering (synthesis, cleaning, and preparation), relational database modeling (SQL, schema ...
Built something I'm proud of ð¡ End-to-end Customer Behaviour Analysis â 3,900 retail records, full pipeline: â Python for data cleaning & feature engineering â MySQL for business analysis (CTEs, ...
ratatui = TUI only. A GUI variant would be a separate project, out of scope here.
A number stored as text won't sum. Always fix types first ð¹ Every step in Power Query is recorded as M Language - making your transformation fully auditable and reproducible ð¹ Removing unnecessary ...
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