Analytic or windowing functions are one of the most powerful features of SQL. They allow you do to things like: Add running totals Generate row numbers Calculate moving averages This video explains how to use them to analyze your data. Want to learn more? Take the course! https://devgym.oracle.com/pls/apex/dg... Further reading: Analytic functions in the docs: https://docs.oracle.com/en/database/o... Analytic SQL video series: • Analytics: 01 Ranking rows Need help with SQL? Ask us over on AskTOM: https://asktom.oracle.com Twitter: / chrisrsaxon Daily SQL Twitter tips: / sqldaily All Things SQL blog: https://blogs.oracle.com/sql/ ============================ The Magic of SQL with Chris Saxon Copyright © 2015 Oracle and/or its affiliates. Oracle is a registered trademark of Oracle and/or its affiliates. All rights reserved. Other names may be registered trademarks of their respective owners. Oracle disclaims any warranties or representations as to the accuracy or completeness of this recording, demonstration, and/or written materials (the “Materials”). The Materials are provided “as is” without any warranty of any kind, either express or implied, including without limitation warranties or merchantability, fitness for a particular purpose, and non-infringement.