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TOPIC 3: NOSQL DATABASE - Coggle Diagram
TOPIC 3: NOSQL DATABASE
INTRODUCTION TO NOSQL
Definition: A non-relational database designed to store and retrieve semi-structured and unstructured data.
Features
- Horizontal scalability Add cheap servers to scale out, instead of one big expensive serve.
- Flexible schema -- Does not require any rigid schema to store the data.
- Reliability -- Distributed computing which allows the data to be stored in more than one device.
- Fault tolerance -- Keeps running smoothly.
- Real time -- perfect for fast-changing data.
- Undergo CRUD (create, read, update, and delete) operations.
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