Debugging graph issues

With graph data models and analysis being more readily employed in industry, and graph database solutions and software gaining popularity, it is likely that you will be exposed to data problems that can be solved in a graphical way. At the same time, graph solutions are still fairly new to many businesses, and you will almost certainly run into errors and issues as a graph data practitioner.

Here, we will cover some of the most common problems you are likely to encounter when using the igraph Python library, as well as some standard errors and issues you may see when using Neo4j. Each issue will be demonstrated with a short example, as an aid in debugging your own issues.

Each error or problem will be shown alongside a real example you can follow along with and resolve. We will need some data with which to demonstrate some issues you may encounter when using Neo4j and Cypher.

For this chapter, our examples will use social network data collected from...