Amazon DynamoDB now supports cross-region replication, a new feature that automatically replicates DynamoDB tables across AWS regions. ... You only pay for Amazon DynamoDB resources for the replica tables, reading from Streams, the SQS queue, and the EC2 instance that runs the cross-region application.

Does DynamoDB use Read Replicas?

Read replicas are updated asynchronously as DynamoDB acknowledges a write operation as successful once it has been accepted by the master table. ... Faster reads, for customers in multiple regions by delivering data faster by reading a DynamoDB table from the closest AWS data center.

How many read replicas does DynamoDB have?

Some commendable features of the Read Replicas:

At most, we can have up to 5 read replicas of any particular database.