Practical SQL for Beginners Using Adventureworks Database Part 4 || The NULL Command

SQL is one of the fastest-growing programming languages. It is widely used by Data Analyst, Data Scientist, Database Administrators, Backend Developers, etc.. As an aspiring Business Intelligence analyst and Data Analyst, you are often faced with data from different databases as against the conventional Excel files you learnt building visualization with. You will need to demonstrate a very good knowledge of SQL as business questions will be answered not just through the drag and drops Power BI environment but by demonstrating an understanding which addresses where the data required to answer this question resides in the database, how to retrieve it, what format must it be to be fit for the analysis, etc.. This is why you need to learn Structured Query Language. Business questions beget Queries. As a beginner or intermediate learner, this series of videos will help you learn SQL in a practical way. In this video, I walk you through the NULL Command Check out the Practical SQL Playlist here: https://www.youtube.com/playlist?list=PL21kTsq1t_-kA8aET667XjUrx8xjfXfwD