From the course: Relational Databases Essential Training

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Graph databases

Graph databases

- [Instructor] Before we wrap up this course, I thought we could take a moment to introduce two additional models for storing data that take a different approach than the relational model. Depending on the kind of information that you need to store, one of these might actually be a better fit, and it's worth exploring all of your options before committing to a direction. The first one that I want to look at is called a graph database. Graph databases store information as either objects called nodes or relationships called edges. Unlike a relational database where a single relationship defines all of the objects between two tables, in a graph database each object or node can have a network of different relationships to any other object. And nodes can represent different kinds of information, which makes a graph database extremely flexible. The most common example of a graph database would be used to model a social…

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