how to read item from dynamoDb in aws?

Question

I got error when try to read item from dynamodb by using getItem()

This is my code snippet:

DynamoDB dynamoDB = new DynamoDB(new AmazonDynamoDBClient(new ProfileCredentialsProvider()));  
Table table = dynamoDB.getTable("ProductList");  
Item item = table.getItem("IDnum", 109);

i got error like attribute mismatch

Answer 1

The code you are sharing comes from https://www.tutorialspoint.com/dynamodb/dynamodb_getting_items.html . It works as expected, ensure that you are passing the correct partition key name for your table.

public Item getItem(String hashKeyName,
                    Object hashKeyValue)

Reference