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HCatalog is built on top of the Hive metastore and incorporates Hive’s is ____________

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HCatalog is built on top of the Hive metastore and incorporates Hive’s is ____________

(a) DDL

(b) DML

(c) TCL

(d) DCL

This question was posed to me in unit test.

My query is from Introduction to Hcatalog in portion Apache Spark, Flume, Lucene, Hama, HCatalog, Mahout, Drill, Crunch and Thrift of Hadoop

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Best answer
Right answer is (a) DDL

Explanation: HCatalog provides read and write interfaces for Pig and MapReduce and uses Hive’s command line interface for issuing data definition and metadata exploration commands.

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