Module 2
Querying Graphs
Graph databases have their own query language, GQL, an ISO standard for graph databases.
Full definition for Cypher (opens in a new tab)Neo4j's implementation of GQL, the ISO standard query language for graph databases. It is declarative: you describe the pattern to find, and the database decides how to find it. is Neo4j's implementation of GQL. Cypher is a declarative language, meaning the database is responsible for finding the most optimal way of executing that query.
In this module you will learn about Cypher, including:
- The Cypher syntax
- Full definition for pattern matching (opens in a new tab)Finding every part of the graph that fits a given pattern.
- How to use
MATCHto read data - How to use
MERGEto write data