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Posted to issues@hive.apache.org by "Jason Dere (JIRA)" <ji...@apache.org> on 2017/09/22 22:58:00 UTC
[jira] [Updated] (HIVE-17588) LlapRowRecordReader doing name-based
field lookup for every column of every row
[ https://issues.apache.org/jira/browse/HIVE-17588?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jason Dere updated HIVE-17588:
------------------------------
Status: Patch Available (was: Open)
> LlapRowRecordReader doing name-based field lookup for every column of every row
> -------------------------------------------------------------------------------
>
> Key: HIVE-17588
> URL: https://issues.apache.org/jira/browse/HIVE-17588
> Project: Hive
> Issue Type: Bug
> Reporter: Jason Dere
> Assignee: Jason Dere
> Attachments: HIVE-17588.1.patch
>
>
> setRowFromStruct() is using StructObjectInspector.getStructFieldRef(fieldName), which does a name-based lookup - this can be changed to do an index-based lookup which should be faster.
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