SQL Union vs Union All: What's the DIFFERENCE? Battle of Keywords

In this video, we dive deep into the world of SQL to explore the key differences between the UNION and UNION ALL keywords. Are you confused about when to use each? Join us as we break down their functionality, performance implications, and practical applications. We will illustrate how UNION eliminates duplicate records while UNION ALL retains all records, allowing you to make informed decisions in your SQL queries. Whether you're a beginner looking to strengthen your database skills or a seasoned developer wanting to optimize your queries, this battle of keywords will sharpen your understanding. Don't miss out on tips to improve your SQL efficiency and best practices for using these commands effectively! Be sure to like, share, and subscribe for more SQL tutorials and database management insights!