SQL is the de facto standard of how programmers communicate with relational databases. Sphere Engine Problems supported SQL from the outset. Now, triggered by our customers’ needs, we came up with a new way of creating and solving Structured Query Language programming problems.
Programming challenges are a great way to teach and assess the programming skills of your students or potential hires. In this post, we will go through the basic steps and common pitfalls of creating and testing your own programming challenge, which you can later on use inside your hiring platform or as a part of your curriculum.