Top 10 essential SQL skills for data analysts, data engineers, and data scientists Photo by Carlos Muza on Unsplash It doesn’t matter how good you are at creating visualizations, extracting insights, or building complicated models; you need data in order to do those things. SQL enters the picture when it comes to extracting data from the database in order to work with it. Mastering the commonly used SQL concepts is essential to work effectively as a data analyst, data engineer, and data scientist in today's world. The following are the top 10 skills for mastering SQL: 1. Knowing SQL Fundamentals: Understanding the following keywords is essential to write common DML queries: SELECT, FROM, WHERE, GROUP BY, HAVING, ORDER BY, WINDOW\RANK FUNCTIONS. 2. Understanding different real-world scenarios: Analyzing and understanding multiple domains and how to use SQL, like writing complex queries, manipulating data, pulling reports, and identifying patterns and t...
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