"The Scholar's Corner – Exploring AI, Education, and the Future of Technology"

                     SQL (Structured Query Language)  is a powerful tool for database management that's used to store, retrieve, and manage data. Over time, SQL has evolved with new features that make data analysis easier and more powerful. Whether you're a student, data engineer, or developer, learning these modern SQL features is essential for staying competitive. In this blog, we'll explore some of the most useful SQL features for 2025 that will help you handle data more efficiently. Window Functions (OVER, PARTITION BY) Window functions are powerful SQL tools that perform calculations across data groups while maintaining row visibility. The ROW_NUMBER() function assigns sequential numbers to rows, like this employee ranking example: SELECT name, ROW_NUMBER() OVER (ORDER BY salary DESC) as rank FROM employees; The RANK() function handles ties differently, giving equal ranks to duplicate values while leaving gaps in the seque...