useFusionInsight HDofHiveQuery data, when the amount of data in the intermediate results of the query is large, you can choose to compress the intermediate data Structured data for better performance.
Which of the following areHiveRelevant parameters for intermediate result compression? (multiple choice)

• A.hive.exec.compress.output
  twenty three
• B.hive.intermediate.compression.type
• C.hive.intermediate.compression.codec
• D.hive.exec.compress.intermediate

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Regarding the Hive service of the FusionInsight HD platform and its WebHCat development interface, the following description does not the correct one is

• A.WebHCat provides external services based on HTTP and HTTPS protocols
• B.Support for REST-based query requests
• C.The returned data format of WebHCat is XML
• D.You can create tables, query and other operations through WebHCat

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HBasetablerowkeyDesign is a very important development and design link. Suppose there is the following scenario, The most frequent query scenario is to query the historical call records of each month and half a year based on the mobile phone number. Which of the followingrowkey Design is optimal?

• A.Phone number+Name
• B.name ten mobile number
• C.date ten phone number
• D.Phone number+date

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aboutFusionInsight HDplatformHiveservice, itsWebHCatDevelopment interface, the following description does not the correct one is?

• A.Support based onRESTquery request
• B.able to passWebHCatCreate tables, query, etc.
• C.WebHCatbased onHTTPandHTTPSAgreement to provide services to the outside world
• D.WebHCatThe return data format isXML

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aboutKafkaofProducer, is the following statement correct? (multiple choice)

• A.ProducerNeed to connect first when producing dataZooKeeper, and then connectBroker
• B.ProducerProduction data needs to be specifiedTopic
• C.Produceris a message producer
• D.Can play multiple at the same timeProducerprocess to the sameTopicsend data

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