Analysis of synthetic hospital patient data (2011–2022) using SQL to explore admissions, readmissions, length of stay, procedure coverage, and costs. Designed to demonstrate data querying, aggregation, and insights for healthcare operations.
Collection of solved exercises for Oracle Database, including SQL queries, DDL, DML, joins, subqueries, and practice problems.
Interactive Power BI dashboard analyzing credit card portfolio performance, including spend, revenue, growth, and delinquency KPIs (2025). Insights generated to support business decisions.
🦠 Covid Data Cleaning 🧹 on SSMS (SQL Server 19.2) | 🍕 Pizza Sales Data Cleaning 🧹 on SSMS (SQL Server 20.0) | 🏦 Bank Loan Data Analysis & Cleaning 📊
ostgreSQL database analysis project solving community council queries using advanced SQL techniques including JOINs, aggregations, and window functions
This Library Management System project demonstrates how a real-world library can manage books, members, and borrow transactions efficiently using SQL.
A PostgreSQL-based Book Store Management System that manages books, customers, and orders with data analysis through SQL queries
Collection of SQL query solutions for LeetCode challenges.
Add a description, image, and links to the joins-aggregation topic page so that developers can more easily learn about it.
To associate your repository with the joins-aggregation topic, visit your repo's landing page and select "manage topics."