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https://issues.apache.org/jira/browse/HIVE-18157?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Work on HIVE-18157 started by Deepak Jaiswal.
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> Vectorization : Insert in bucketed table is broken with vectorization
> ---------------------------------------------------------------------
>
> Key: HIVE-18157
> URL: https://issues.apache.org/jira/browse/HIVE-18157
> Project: Hive
> Issue Type: Bug
> Reporter: Deepak Jaiswal
> Assignee: Deepak Jaiswal
>
> create temporary table foo (x int) clustered by (x) into 4 buckets;
> insert overwrite table foo values(1),(2),(3),(4),(9);
> select *, regexp_extract(INPUT__FILE__NAME, '.*/(.*)', 1) from foo;
> OK
> 9 000000_0
> 4 000000_0
> 3 000000_0
> 2 000000_0
> 1 000000_0
> set hive.vectorized.execution.enabled=false;
> insert overwrite table foo values(1),(2),(3),(4),(9);
> select *, regexp_extract(INPUT__FILE__NAME, '.*/(.*)', 1) from foo;
> OK
> 4 000000_0
> 9 000001_0
> 1 000001_0
> 2 000002_0
> 3 000003_0
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