Hive - HCatalog

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HCatalog is a component of Hive.

HCatalog is a table and storage management layer for Hadoop that enables users with different data processing tools — Pig, MapReduce — to more easily read and write data on the grid.



See Hive - Hcat cli


HCatalog DDL in the HCatalog manual

Documentation / Reference

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Hive - Hcat cli

A command line cli for hcatalog.
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Hive - WebHCat (Rest API for HCatalog)

WebHCat ((or Templeton) service is a REST operation based API for HCatalog. WebHCat provides a service that you can use to run Hadoop MapReduce (or YARN), Pig, Hive jobs or perform Hive metadata operations...

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