Document Db

• Document is fully managed mongo db
• Automated Backups and other managed features
• Create a document db
  
  
  
  
  
  
  
• Options:
  • Restore point in time (Automated Backups)
  • Add Instances: add instances to cluster from same region
  • Add Region: Add instances to sync with other region
  • Clone: Create a new document db cluster with existing data.

KeySpaces

• This is fully managed cassandra db.
• Automated Backups & other managed features.

QLDB

• This databases as a service helps in building block chain applications.