This is the reading note for "Learning neo4j" the ebook. I summarize what I learnt from the book here.
Ch.1 Graphs and Graph Theory - an Introduction
Graphic theory, history and a brief overview
- nodes
- links
- structure
- degree (number of edges connected to a node)
- others
Ch2. Graphic database, overview
Navigational databases
- original database management system invented
- a natual, graphical database
- Bachman Diagram
Relational Database
NoSQL database
- Key-value stores
- always available / extreme loads
- schema-less
- extreme high scalability
- Amazon
- key -> records (rows)
- Column-family stores
- a bit more complex than key-value stores
- Google
- Document stores
- Graphic databases