jOOQ Tuesdays: Mario Fusco Talks About Functional and Declarative Programming

Welcome to the jOOQ Tuesdays series. In this series, we’ll publish an article on the third Tuesday every other month where we interview someone we find exciting in our industry from a jOOQ perspective. This includes people who work with SQL, Java, Open Source, and a variety of other related topics. I'm very excited to … Continue reading jOOQ Tuesdays: Mario Fusco Talks About Functional and Declarative Programming

What we Need is Standardised Non-OSS Licenses

If you've followed the recent (fake) news, you've probably already heard it. Oracle is "massively ramping up audits of Java customers it claims are in breach of its licences" After a quick check on the source (The Register), here's a more realistic, probably more accurate version of that headline: Oracle is thinking about auditing 1-2 … Continue reading What we Need is Standardised Non-OSS Licenses

Do You Really Have to Name Everything in Software?

This is one of software engineering's oldest battles. No, I'm not talking about where to put curly braces, or whether to use tabs or spaces. I mean the eternal battle between nominal typing and structural typing. This article is inspired by a very vocal blogger who eloquently reminds us to ... [...] Please Avoid Functional … Continue reading Do You Really Have to Name Everything in Software?

SQL, Streams, For Comprehension… It’s All the Same

Recently, at Devoxx, I've seen this beautiful slide in a talk by Kevlin Henney https://twitter.com/lukaseder/status/796704785936293888 In his talk, he was displaying a variety of approaches to solve the FizzBuzz "problem", including a couple of very elegant solutions in completely declarative approaches and languages. In this particular slide, Kevlin used a notation that is derived from … Continue reading SQL, Streams, For Comprehension… It’s All the Same

A Beginner’s Guide to the True Order of SQL Operations

The SQL language is very intuitive. Until it isn't. Over the years, a lot of people have criticised the SQL language for a variety of reasons. For instance: IDEs cannot easily guess what auto completion options to offer, because as long as you don't specify the FROM clause, there are no tables in scope (yet): … Continue reading A Beginner’s Guide to the True Order of SQL Operations

Prevent SQL Injection with SQL Builders Like jOOQ

As long as we allow ourselves to write string-based dynamic SQL embedded in other programming languages like Java, we will have a certain risk of being vulnerable to SQL injection. That's a fact. Don't believe it? Check out this website exposing all vulnerabilities on Stack Overflow for PHP questions: https://laurent22.github.io/so-injections In a previous blog post, … Continue reading Prevent SQL Injection with SQL Builders Like jOOQ