SQL Tip of the Day #123: Use EXCEPT and INTERSECT to Compare Datasets SELECT id FROM A EXCEPT SELECT id FROM B; Ideal for ETL validation or test coverage. #SQLTips #DataComparison #ETLTesting ...

🔍 SQL Tip of the Day: EXCEPT vs NOT IN — A Quick & Easy SQL Comparison These two do the same job on the surface, but work very differently underneath. Here’s a quick, simple breakdown 👇 1️EXCEPT ...