1. RDBMS vs NoSQL

2. CAP THEOREM (上限定理)

3. NOSQL DB TYPES

• SQL/New SQL
• Document DB: semi-structured data
• Column Based DB: ETL, data visualization tools
• Key/Value DB
• Graph DB
• Resource Storages

Polyglot Persistence

- Real life
- Effectiveness
- Complexity
- Micro Service
- High Volumes

4. Redis

5. HBase

7. Cassandra

9. Cassandra / Spark integration

11. MongoDB

13. MongoDB / Spark integration