concept: Aggregate DB

• Refered as aggregate in domain-driven design (DDD)
• Denormalized Data model: based around a single, rich structure of closely-related data.
• Optimized where the read patterns align closely with the write patterns.
• Not optimized for to combine different types of data that you had previously written
• Sacrifice relational database model to gain scalability

Implementation

• Key Value
• Column family
• Document