begins_with node js AWS dynamodb sort key

To begin, use the AWS SDK for Node.js to connect to DynamoDB. Create a new DynamoDB document client to execute operations.

To execute a query with a sort key, provide the table name, key condition expression, and expression attribute values. The key condition expression should include the partition key and sort key placeholders.

Execute the query using the DocumentClient's query method, passing the parameters object containing the table name, key condition expression, and expression attribute values.

Handle the returned data or any errors accordingly in the promise's fulfillment or rejection handlers.