existSolrWhen indexing, which of the following code snippets can significantly improve indexing performance? (multiple choice)

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.

existHadoopAmong the open source big data platforms, which are distributed storage components? (multiple choice)

HDFSThere is a file in the cluster root directorytest, which of the following commands can find the file stored in ofDataNodeNode information?

FusionInsight HDmiddle,LoaderThe sequence of transformation steps for a job is input, transformation, and output.