Function executeQuery

solutions/aws-neptune-analytics/app/api/node/route.ts:14–29

* Execute Neptune Analytics query with parameters

(
  queryString: string,
  parameters: Record<string, any>
)

 * Execute Neptune Analytics query with parameters
 */
async function executeQuery(
  queryString: string,
  parameters: Record<string, any>
) {
  const input = {
    graphIdentifier: GRAPH_ID,
    queryString,
    language: NG.QueryLanguage.OPEN_CYPHER,
    parameters,
  }

  const cmd = new NG.ExecuteQueryCommand(input)
  const response = await client.send(cmd)
  const responseStr = await response.payload.transformToString()
  return JSON.parse(responseStr)
}

/**
 * Handle errors with consistent logging and response format