Step 4: (Optional) Clean up
This Amazon DynamoDB Developer Guide refers to these sample tables repeatedly, to help illustrate table and item operations using the DynamoDB low-level API and various AWS SDKs. You might find these tables useful for reference, if you plan to read the rest of this Developer Guide.
However, if you don't want to keep these tables, you should delete them to avoid being charged for resources you don't need.
To Delete the Sample Tables
Open the DynamoDB console at https://console.aws.amazon.com/dynamodb/.
In the navigation pane, choose Tables.
In the list of tables, choose ProductCatalog.
Choose Delete Table. You will be asked to confirm your selection.
Repeat this procedure for each of the other tables you created: