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https://issues.apache.org/jira/browse/HIVE-9067?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Prasanth Jayachandran updated HIVE-9067:
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Description: OrcFileMergeOperator creates a new ORC file and appends the
stripes from smaller orc file. This new ORC file creation should retain the
same configuration as the small ORC files. Currently it does not set the orc
row index stride and file version. Also merging of stripe statistics to file
statistics was incorrect leading to issues like in HIVE-9080 (was:
OrcFileMergeOperator creates a new ORC file and appends the stripes from
smaller orc file. This new ORC file creation should retain the same
configuration as the small ORC files. Currently it does not set the orc row
index stride and file version.)
> OrcFileMergeOperator may create merge file that does not match properties of
> input files
> ----------------------------------------------------------------------------------------
>
> Key: HIVE-9067
> URL: https://issues.apache.org/jira/browse/HIVE-9067
> Project: Hive
> Issue Type: Bug
> Affects Versions: 0.14.0, 0.15.0, 0.14.1
> Reporter: Prasanth Jayachandran
> Assignee: Prasanth Jayachandran
> Priority: Minor
> Labels: Orc
> Attachments: HIVE-9067.1.patch
>
>
> OrcFileMergeOperator creates a new ORC file and appends the stripes from
> smaller orc file. This new ORC file creation should retain the same
> configuration as the small ORC files. Currently it does not set the orc row
> index stride and file version. Also merging of stripe statistics to file
> statistics was incorrect leading to issues like in HIVE-9080
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