The user wants to develop an application to accessHBaseservice, first apply for a machine accounttester1,...

The user wants to develop an application to accessHBaseservice, first apply for a machine accounttester1, and give it sets accessHBaseservice permissions; then download the account'skeytabfile, and use that account to run the application

use. Subsequent applications of this application will increase business requirements and require access toHiveservice, then givingtester1User additionally granted access

askHiveAfter the component permissions, you need to re-download the user'skeytabdocument.