![]() For example, to retrieve all names and emails from the Person table, where the person’s name is “Nick”, you could write the following: It uses keywords like SELECT, INSERT, WHERE, etc. ![]() The most popular at the moment are Oracle, MySQL, Microsoft SQL Server, and PostgreSQL.Īnother feature of SQL is that its basic syntax is relatively easy to understand, as it somewhat follows a sentence structure. Even if you learn one version, your knowledge should transfer fairly easily to any of the others. However, they all support most of the major features and commands. There are multiple versions of the SQL language, each with slight differences in features and syntax. ![]() It’s a language used to manage databases and offers features to create, read, update and delete data in a way that makes it easy to make connections or relationships between different bits of data. SQL stands for Structured Query Language and is generally pronounced as “sequel”. It may seem daunting, but hopefully, we will be able to answer some of your biggest questions here. It has been around for decades, yet it is still used today to manage databases of different sizes with great success. SQL is one of the most popular tools to do exactly that. Whether it’s user data, scientific results or anything else that makes your program dynamic. If you’ve ever dipped your toes in the warm but deep waters of programming, then you’ve probably wanted to store data at some point or another.
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