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Top SQL Interview Questions and Answers

Structured Query Language (SQL) is an essential programming language that enables users to manage and manipulate relational databases. It is widely used by organisations of all sizes to store, manage, and retrieve data efficiently. SQL skills are in high demand in the job market, and employers often assess candidates’ proficiency in SQL during interviews.  If […]

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What is a CASE Statement in SQL?

A CASE statement in SQL is a conditional statement used to evaluate a given expression and perform different actions based on the result of that evaluation. It allows you to control the flow of your SQL query and provides you with the flexibility to handle complex scenarios. A CASE statement can be used in an […]

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What is a SQL Server?

SQL Server is a relational database management system. Its job is to retrieve and store information as it is needed by applications that are on the same computer or on a different one. Developed by Microsoft, it consists of tables that store a specific set of structured data.  SQL and SQL Server As one would […]

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Coding SQL

What is Back-End Development?

Without back end development, the internet would offer very little. As you engage with a website, what you’re seeing and interacting with is the front-end. But there’s more than meets the eye when it comes to a website – and that’s where back-end development comes in. What is back end development? Back end development (often […]

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7 Places You Can Learn How To Code For Free

Can you really learn how to code for free? We’re not saying you can master coding that easily, but you certainly can, with the right attitude, learn to code in as little as three months. In time, that’s equivalent to one semester of a computer science degree – hardly long enough to set anyone up […]

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What is SQL?

Ever find yourself asking, ‘what is SQL’? We’ve got you covered. Put simply, SQL is a language that is used to manage data that’s held in a relational database management system. It uses tables to both manipulate and retrieve information from databases for analysis. As an early coder, you’ll have likely heard the acronym SQL […]

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