Learn CYPHER with Real Code Examples

Updated Nov 18, 2025

Introduction & Fundamentals Setup & Configuration Architecture & Deep Internals Performance & Security Development Workflow Learning & Career Growth Business & Strategy Examples

Practical Examples

Find friends-of-friends relationships

Create user and purchase graph

Shortest path between two nodes

PageRank on user graph

Detect fraud rings via pattern match

Troubleshooting

Fix missing index warnings

Resolve MERGE creating duplicates

Optimize slow queries using PROFILE

Avoid Cartesian products in MATCH

Testing Guide

Unit test using neo4j-harness

Test constraints and MERGE behavior

Use PROFILE for performance validation

Mock drivers for app-layer testing

Deployment Options

Single-node Neo4j Community

Neo4j Enterprise cluster

Neo4j AuraDB cloud

Docker/Kubernetes deployment

Tools Ecosystem

Neo4j Browser

Neo4j Desktop

Cypher Shell

Neo4j Bloom

APOC and Graph Data Science (GDS)

Integrations

Node.js (neo4j-driver)

Java (official driver)

Python (py2neo, neo4j-driver)

GraphQL integration

Kafka Connect for streaming

Productivity Tips

Use PROFILE for optimization

Leverage APOC utilities

Index entry nodes properly

Pre-create graph projections for GDS

Challenges

Model a social graph with recommendations

Build fraud detection using multi-hop paths

Implement shortest path routing

Create product similarity graph via shared interactions