Example aws cli command to write an item to DynamoDB table that exists – put-item
https://docs.aws.amazon.com/cli/latest/userguide/cli-dynamodb.html
shorthand cli commands – shortens json
https://docs.aws.amazon.com/cli/latest/userguide/shorthand-syntax.html
My sample put-item to Contacts table
aws dynamodb put-item \ --table-name Contacts \ --item '{ "ContactName": {"S": "JBird"}, "ContactSeq": {"N": 63} , "AlbumTitle": {"S": "Somewhat Famous"} }' \ --return-consumed-capacity TOTAL { "ConsumedCapacity": { "CapacityUnits": 1.0, "TableName": "Contacts" } }