A seasoned software engineer with extensive experience in building complex distributed data-intensive backend services. The most general way to satisfy a COUNT DISTINCT or SELECT DISTINCT clause is to ...

In this tutorial you will learn how to make a simple CRUD application using Java Server Faces (JSF), Primefaces framework, Java Persistent API (JPA) & MySQL database management system. Our app will be ...

Transform an ordinary table into an extraordinary piece of art with this DIY epoxy resin flower table project! In this video, you’ll learn how to create a stunning table featuring intricate flower ...

MySQL is one of the world’s most widely used database management systems. It is easy to install and use and is usually free. Here’s how to use it. In our previous post, we took you through the basic ...

CREATE TABLE branch ( branch_id INT PRIMARY KEY, branch_name VARCHAR (40), FOREIGN KEY (mgr_id) REFERENCES employee (emp_id) ON DELETE SET NULL ); --Adicionando foreign key na tabela employee ALTER ...

Databases systems have come a long way from their origins. Stemming from the original relational database system in the 70s, we’ve seen a lot of big jumps in terms of what they can do and how ...

A monthly overview of things you need to know as an architect or aspiring architect. Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with ...