#!/bin/bash

TABLE_NAME=s3index-example-index
CUST_ID=00027

read -r -d '' EXP_VALS << EOM
{
  ":custId": {"S":"$CUST_ID"}
}
EOM

aws dynamodb query --table-name $TABLE_NAME --index-name CustomerTransactions --key-condition-expression "CustID = :custId" --expression-attribute-values "$EXP_VALS"