Data-parallel — Query latency scales up with cores
Memory-bound
View Indexes: Incremental Map/Reduce with customer JavaScript for complex indexing logic for online reporting and analytics
GSI (Global Secondary Indexes): Efficient indexes for secondary lookups and ad-hoc query processing
Projector and Router:
1 Projector and Router per node
1 stream of changes per buckets per supervisor
Supervisor
1 Supervisor per node
Many indexes per Supervisor
PrimaryScan
Equivalent of full table scan in RDBMS
Uses the primary index to scan from start to finish
Equivalent of full table scan in RDBMS