![]() That's why SQL is listed in 61% of data analytics jobs posted on Indeed, according to research done by DataQuest.io. You don’t want to pull all the data into a Pandas or R dataframe, and crash your laptop, when you can efficiently shape and filter datasets thanks to SQL. While SQL might not be as glamorous and sexy as Python or R, SQL is an important language to master for Data Analysts and Data Scientists because your data lives in a database, and that’s where cleaning, filtering, and joining of large datasets can be done in a performant way. Why Do Data Interviews Ask SQL Questions? 4 Real Take-Home SQL Interview Challengesīefore we go into the exact topics SQL interviews cover, we need to get into the interviewer’s head and truly understand WHY tech companies ask SQL questions during interviews.How to Approach Open-Ended Take-Home SQL Challenges.Best Site to Practice SQL Interview Questions.6-Step Process to Solve Hard SQL Questions.Common Database Design Interview Questions.Window Functions Used in SQL Interviews.SQL Questions from Tesla, Microsoft, TikTok, and Uber (with solutions). ![]() The SQL interview tips in this 6,000-word guide directly come from my experience coaching hundreds of Data Analysts and Data Scientists to ace their SQL interviews. I also wrote the best-selling book Ace the Data Science Interview. For context, my name is Nick Singh and I've worked in a variety of Data/Software Engineering roles at Facebook, Google, and Microsoft. In this 6,000-word SQL interview guide, I'm here to set the record straight. Google the term "SQL Interview Questions," and you'll find the top search results are bullshit! Spammy blogs claim the top questions asked are "What is SQL?" and "What is a Database?" which is ludicrous!
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