What should I learn in SQL for data analyst?

Question

In this course, you'll learn to use Structured Query Language (SQL) to extract and analyze data stored in databases. You'll first learn to extract data, join tables together, and perform aggregations. Then you'll learn to do more complex analysis and manipulations using subqueries, temp tables, and window functions.

What SQL skills do I need for data analyst?

Data Analysts also need SQL knowledge to understand data available in Relational Databases like Oracle, Microsoft SQL, and MySQL. It is essential to learn SQL for Data Preparation and Wrangling. For instance, if Analysts need to use Big Data Tools for analysis, then SQL is the language they must know.

Which SQL should I learn for data analysis?

There are a lot of relational database tools like MySQL, MS SQL Server, Oracle, etc. You can learn any one of these tools. There is no such best SQL for data science. All these tools are almost similar with little differences.

Do I need to learn SQL to be a data analyst?

No matter what industry you are in, you will need to access data stored in databases, and SQL is the best and only way. Learning SQL might not sound as sexy and exciting as learning R or Python, but it is an essential skill for data analysts.

How SQL is used in data analytics?

A data analyst can use SQL to access, read, manipulate, and analyze the data stored in a database and generate useful insights to drive an informed decision-making process. In this article, I will be discussing 8 SQL techniques/queries that will make you ready for any advanced data analysis problems.

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