SQL Window Functions: Get Smarter with Data Analysis
If you’ve ever wanted to perform complex calculations on your data without losing details or collapsing your results into a single row, you’re in the right place. Enter Window Functions in SQL! These powerful tools allow you to perform calculations across a set of rows, called a “window,” but without changing the number of rows you see in your results. It’s like using a magnifying glass to zoom into specific parts of your data without losing the overall picture....