Database Joins

Database Joins

Author: Trevor Page: Java Guru | Programmer | Teacher May 28, 2014 Duration: 57:26

There are three categories of joins that you can make use of in SQL:

  •   Inner Join
  •   Outer Join
  •   Cross Join

 

But before we dive into the categories of joins, we first need to have an understanding of what a join really is.

Joins are used in SQL to bring together all the relevant data from multiple database tables.  Remember that we've broken data down into multiple tables and established relationships between the tables.

 

... More via show notes: http://howtoprogramwithjava.com/session46


The How to Program with Java Podcast is a practical guide for anyone wanting to build software, from curious beginners to those looking to solidify their professional skills. Host Trevor Page, a seasoned Java guru and teacher, breaks down complex programming concepts into clear, manageable lessons you can apply immediately. You'll hear detailed walkthroughs on building applications, understanding core principles like object-oriented design, and navigating the tools of the trade. The discussions move beyond dry theory, focusing on the real-world logic and problem-solving that defines a career in software development. Whether you're aiming for a new job, tackling a personal project, or helping a child explore technology, this podcast provides a structured, conversational path forward. Each episode is crafted to demystify the process, translating technical jargon into plain English so you can focus on creating functional code. The tone is direct and encouraging, rooted in Trevor's experience as both a programmer and an educator. It’s a resource for building a tangible skill set, episode by episode, where consistent listening translates directly to growing competency. You’ll find the content naturally bridges the categories of technology education and career development, making it a useful companion for your learning journey.
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