**To update a DynamoDB global table** The following ``update-global-table`` example adds a replica in the specified Region to the ``MusicCollection`` global table. :: aws dynamodb update-global-table \ --global-table-name MusicCollection \ --replica-updates Create={RegionName=eu-west-1} Output:: { "GlobalTableDescription": { "ReplicationGroup": [ { "RegionName": "eu-west-1" }, { "RegionName": "us-east-2" }, { "RegionName": "us-east-1" } ], "GlobalTableArn": "arn:aws:dynamodb::123456789012:global-table/MusicCollection", "CreationDateTime": 1576625818.532, "GlobalTableStatus": "ACTIVE", "GlobalTableName": "MusicCollection" } } For more information, see `DynamoDB Global Tables <https://docs.aws.amazon.com/amazondynamodb/latest/developerguide/GlobalTables.html>`__ in the *Amazon DynamoDB Developer Guide*.