1.

HCatalog maintains a cache of _________ to talk to the metastore.(a) HiveServer(b) HiveClients(c) HCatClients(d) All of the mentionedI had been asked this question in homework.This is a very interesting question from HCatalog with Hadoop in chapter Apache Spark, Flume, Lucene, Hama, HCatalog, Mahout, Drill, Crunch and Thrift of Hadoop

Answer»

Right option is (b) HiveClients

Easy explanation: HCATALOG MANAGES a cache of 1 metastore client per thread, DEFAULTING to an expiry of 120 SECONDS.



Discussion

No Comment Found

Related InterviewSolutions