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SQL overview

Structured Query Language (SQL) is used to add, delete, update, retrieve, and manage data in databases. SQL has been used since the 1970s and is the standard language for relational database management. SQL is not considered a programming language, rather, it's a query language. Therefore there is no coding needed in order to retrieve large amounts of information from a database.

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The universal standard

SQL is the most commonly used database language worldwide and is making a comeback to become the universal standard interface for data analysis.


Is SQL hard to learn?

It's not particularly difficult to learn SQL, in fact, SQL was created to give common people the possibility to retrieve data from databases. However, companies rely on data and need to understand the information that these databases provide.

Who uses SQL?

SQL is one of the most sought-after skills by employers, next to JavaScript. Project managers, data scientists, and developers of all kinds can benefit from learning SQL.

Are SQL skills in demand?

According to the World Economic Forum, by 2020 data analysts will be in high demand in companies over the world, Therefore SQL skills are also in high demand as a means of data analysis for these companies.

What does SQL stand for?

Structured Query Language (SQL). It is pronounced "See-quel". SQL is used as a means to communicate with a database, and it is considered the standard language for relational database management systems.

Why should I learn SQL?

SQL is in high demand as a means of data analysis for companies of all sizes due to its versatility, speed, and effectiveness. Using the SQL language, users can make different views of the database structure for different users.

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