Most people learn SQL by memorizing queries. But when it comes to interviews, projects, or real-world datasets, memorization isn't enough. You need to understand how SQL works and when to use each ...
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Apple Store Data Analysis using PostgreSQL and SQL. This project includes data exploration, filtering, sorting, joins, aggregations, GROUP BY, subqueries, revenue analysis, sales analysis, warranty ...
Excited to share my Healthcare Database Analysis project using SQL! In this project, I worked with healthcare data to analyze treatment patterns, prescription trends, insurance claims, and healthcare ...
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