https://community.cloudera.com/t5/Support-Questions/Reason-for-Hive-dependency-on-PIg-during-installation-of/m-p/239407#M201216 <P>Hi community,</P><P>what is the reason for hive dependency on pig during installation process in ambari ?</P><P>Br,</P><P>Dennis</P> Tue, 30 Apr 2019 14:20:37 GMT dennis_suhari 2019-04-30T14:20:37Z https://community.cloudera.com/t5/Support-Questions/Reason-for-Hive-dependency-on-PIg-during-installation-of/m-p/239407#M201216 <P>Hi community,</P><P>what is the reason for hive dependency on pig during installation process in ambari ?</P><P>Br,</P><P>Dennis</P> Tue, 30 Apr 2019 14:20:37 GMT https://community.cloudera.com/t5/Support-Questions/Reason-for-Hive-dependency-on-PIg-during-installation-of/m-p/239407#M201216 dennis_suhari 2019-04-30T14:20:37Z https://community.cloudera.com/t5/Support-Questions/Reason-for-Hive-dependency-on-PIg-during-installation-of/m-p/239408#M201217 <P>Probably for using HCatalog with can be extremely useful for Pig programmers even if they don't want to use Hive and just leverage this for schema management instead of defining AS clauses in their LOAD commands? </P><P>Just as likely this is something hard-coded into Ambari? If you really don't want Hive, I bet you can just delete it after installation.</P><P>For giggles, I stood up an HDFS-only HDP 3.1.0 cluster for <A href="https://community.hortonworks.com/questions/245432/is-it-possible-to-install-only-hdfs-on-linux-machi.html?childToView=245544#answer-245544" rel="nofollow noopener noreferrer" target="_blank">https://community.hortonworks.com/questions/245432/is-it-possible-to-install-only-hdfs-on-linux-machi.html?childToView=245544#answer-245544</A> and just added Pig (required YARN, MR, Tez &amp; ZK, but that makes sense!) and did NOT require Hive to be added as seen below.</P><P>Good luck and happy Hadooping!</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="108453-screen-shot-2019-05-04-at-41505-pm.png" style="width: 819px;"><img src="https://community.cloudera.com/t5/image/serverpage/image-id/13949iACD9B886FF011625/image-size/medium?v=v2&amp;px=400" role="button" title="108453-screen-shot-2019-05-04-at-41505-pm.png" alt="108453-screen-shot-2019-05-04-at-41505-pm.png" /></span></P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="108423-screen-shot-2019-05-04-at-41414-pm.png" style="width: 1170px;"><img src="https://community.cloudera.com/t5/image/serverpage/image-id/13950i186E23DF6235A13A/image-size/medium?v=v2&amp;px=400" role="button" title="108423-screen-shot-2019-05-04-at-41414-pm.png" alt="108423-screen-shot-2019-05-04-at-41414-pm.png" /></span></P><P><BR /></P> Sat, 17 Aug 2019 22:41:14 GMT https://community.cloudera.com/t5/Support-Questions/Reason-for-Hive-dependency-on-PIg-during-installation-of/m-p/239408#M201217 LesterMartin 2019-08-17T22:41:14Z