Suppose there is an application with10Tables, each table has tens of millions of records, and the number of fields is about20indivual.Currently usingRedisto cache this10The data of a table, the design of its data structure, which of the following is the best design?
Answer(s): B
FusionInsight HDofHiveIn the application, there are the following scenarios:? ? ?Storage files have higher? ?efficiency, and mostMinute? ?Only a part of the letter is involved in the file, this scenario is suitable for using a column file (ORC F??)storage.
Answer(s): A
existFusionInsight HDmiddle,FlumeWhich of the following are supportedsourceTypes of? (multiple choice)
Answer(s): A,C,D
FusionInsight HDWhich of the following belong toOozieofMapReduce Actionconfiguration item? (multiple choice)
existKafkamiddle,ProducerThis can be done by configuring the synchronization parameters (producer.type) to ensure that data is sent in order.
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