What are graphs? Graphs are an abstract data type which is composed of nodes and edges.
This short video explains the fundamentals of what a graph is, how data and relationships are stored in a graph, and a few real-world examples to deepen your understanding.
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Dgraph is an open source, fast, feature rich and horizontally scalable graph database. It's designed from ground up to run for web-scale, and achieve high throughput and low latency for arbitrarily complex queries in real world cluster.
Written entirely in Go, it embraces simplicity and robustness. It provides a very readable and powerful query language derived from GraphQL: https://docs.dgraph.io/query-language/.
For more, check out Dgraph website: https://dgraph.io.