Multi-Cluster RDS

• Multi Cluster RDS is about having two read endpoints along with one write endpoint in RDS
  

DB Instance Classes and other factors impacting performance

• AWS RDS Supports 3 instance classes
  • General Purpose (m series)
  • Memory Optimized (r,x series)
  • Burstable
• Disk:
  • General Purpose gp2 and gp3
  • Provisioned IOPS

Non Relational Database Services using AWS Managed Services

• AWS has support for the following Non relational Datbases
  • Dynamo DB: This is amazon’s product
  • Document DB: This is mongo DB supported natively by AWS
  • Key Spaces: This is cassandra supported natively by AWS
  • QLDB: THis is ledger database (BlockChain)
  • Elastic Cache and Memory DB
  • Neptune: Graph Database
  • Timeseries: