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From "Prasanth Jayachandran (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-21305) LLAP: Option to skip cache for ETL queries
Date Sun, 24 Mar 2019 06:40:00 GMT

     [ https://issues.apache.org/jira/browse/HIVE-21305?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Prasanth Jayachandran updated HIVE-21305:
-----------------------------------------
    Attachment: HIVE-21305.2.patch

> LLAP: Option to skip cache for ETL queries
> ------------------------------------------
>
>                 Key: HIVE-21305
>                 URL: https://issues.apache.org/jira/browse/HIVE-21305
>             Project: Hive
>          Issue Type: Improvement
>          Components: llap
>    Affects Versions: 4.0.0
>            Reporter: Prasanth Jayachandran
>            Assignee: Prasanth Jayachandran
>            Priority: Major
>         Attachments: HIVE-21305.1.patch, HIVE-21305.2.patch
>
>
> To avoid ETL queries from polluting the cache, would be good to detect such queries at
compile time and optional skip llap io for such queries. 
> org.apache.hadoop.hive.ql.parse.QBParseInfo.hasInsertTables() is the simplest way  to
catch ETL queries.



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