HCatalog — yes, it matters | DBMS 2 : DataBase Management System ServicesTo a first approximation, HCatalog is the thing that will make Hadoop play nicely with all kinds of ETLT (Extract/Transform/Load/Transform). However, HCatalog is both less and more than that: Less, because some of the basic features people expect in HCatalog may well wind up in other projects instead. More, in that HCatalog could (also) be regarded as a manifestation of efforts to make Hadoop/Hive
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[HCATALOG-434] Package HCatalog pig support as a separate jar - ASF JIRA
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