[jira] [Assigned] (HIVE-16897) repl load does not lead to excessive memory consumption for multiple functions from same binary jar

["anishek (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HIVE-16897?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

anishek reassigned HIVE-16897:
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> repl load does not lead to excessive memory consumption for multiple functions from same binary  jar
> ----------------------------------------------------------------------------------------------------
>
>                 Key: HIVE-16897
>                 URL: https://issues.apache.org/jira/browse/HIVE-16897
>             Project: Hive
>          Issue Type: Improvement
>          Components: HiveServer2
>    Affects Versions: 3.0.0
>            Reporter: anishek
>            Assignee: anishek
>             Fix For: 3.0.0
>
>
> as part of function replication we currently keep a separate copy of the binary jar associated with the function ( this should be same on the primary warehouse also since each hdfs jar location given during creation of function will download the resource in a separate resource location thus leading to the same jar being included in class path multiple times)
> this will lead to excessive space used to keep all jars in classpath, solve this by identifying the common binary jar ( using checksum from primary on replica) and not creating multiple copies thus preventing excessive memory usage.



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