Having

Maria Durkin

SQL HAVING Clause: A Tutorial for Beginners

So, you're new to SQL and have just stumbled upon the HAVING clause. But what does it do? Why is it essential? In this article, we'll delve into the basics of the HAVING clause in SQL. And we’ll walk through practical exercises to enhance your understanding of its functionality. Let's start by defining Structured Query Language (SQL). SQL is a powerful and standardized programming language designed specifically for managing and manipulating relational databases; simply put, it is how we communicate with the databases that hold all of our important data.

Ignacio L. Bisso

HAVING vs. WHERE in SQL: What You Should Know

This article is about SQL’s WHERE and HAVING clauses. Both clauses are part of the foundations of the SQL SELECT command. They have similar uses, but there are also important differences that every person who uses SQL should know. Let’s see what’s behind the HAVING vs. WHERE debate. In this article, we’ll suppose we work for a government social agency supporting people or families whose income is below a certain threshold.