This project analyzes sales data using SQL and presents key insights in an Excel dashboard. The goal is to show a complete workflow: data loading → cleaning → analysis → reporting. The dataset ...
This project analyzes a Pizza Sales dataset to generate business insights using SQL and Excel. The dataset was first imported into SQL Server, where SQL queries were written to calculate key business ...
Data work in 2026 asks for more than chart building. Professionals are expected to clean data, query databases, explain ...
Follow this step-by-step guide to install PostgreSQL, load data, connect to a database, and execute SQL queries including table joins PostgreSQL is an open-source, object-relational (also called ...
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