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https://issues.apache.org/jira/browse/HIVE-25025?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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WangHualei updated HIVE-25025:
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Environment: (was: example:
set hive.exec.copyfile.maxsize=0;
set hive.exec.copyfile.maxnumfiles=0;
insert overwrite table abd_new select * from abc;
select count(*) from abd_new ;
select * from abd_new ;
then the count(*) result will be 0, but select * will display real data,
because stats info lost.)
> Distcp In MoveTask may cause stats info lost
> --------------------------------------------
>
> Key: HIVE-25025
> URL: https://issues.apache.org/jira/browse/HIVE-25025
> Project: Hive
> Issue Type: Bug
> Components: Hive
> Reporter: WangHualei
> Assignee: WangHualei
> Priority: Major
> Original Estimate: 72h
> Remaining Estimate: 72h
>
> after set _Run_ _as_ _end_ _user_ _instead_ _of_ _Hive_ _user_ , when
> execute insert overwrite , In MoveTask ,if source byte >
> HIVE_EXEC_COPYFILE_MAXSIZE and source file count>
> HIVE_EXEC_COPYFILE_MAXNUMFILES , HIve will use distcp method, it may cause
> tmp stats file lost.
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