Hive supports normal views and materialized views.

• A.False
• B.True

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Sparki - like Hadoop - is not suitable for iterative computing.

• A.False
• B.True

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Which of the following functions can the kafka-clustermirroring tool implement?

• A.to all wrong
• B.Kafka data recovery in a single cluster
• C.Kafka data backup in a single cluster
• D.Kafka cluster data synchronization scheme

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two Transformations. What types of data flow can be divided into?

• A.redistributing stream
• B.one-to-many stream
• C.distributingi flow
• D.one-to-one

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MOB data in HBase is directly stored in HFile format on HDFS, and then the address information and size information of this file are stored as value on the store that manages HBase, and these files are managed centrally through tools. This can greatly reduce HBase's compression and split frequency and improve performance.

• A.True
• B.False

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