A company manages a financial services application that stores a large volume of data in an Amazon DynamoDB table. A developer needs to improve the performance of the DynamoDB read queries without increasing the cost.
Which solution meets these requirements?
A. Use parallel scans.
B. Add a local secondary index (LSI).
C. Create a DynamoDB Accelerator (DAX) cluster.
D. Query with the ProjectionExpression parameter.
Which solution meets these requirements?
A. Use parallel scans.
B. Add a local secondary index (LSI).
C. Create a DynamoDB Accelerator (DAX) cluster.
D. Query with the ProjectionExpression parameter.