creating a dynamodb table demo

[stilmatic25]

After typing this i
[ec2-user@ip-172-31-82-70 Create_A_DynamoDB_Table_Demo]$ aws dynamodb batch-write-item --request-items file://items.json
i got this error
An error occurred (ResourceNotFoundException) when calling the BatchWriteItem operation: Requested resource not found. when trying to create a table.