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https://issues.apache.org/jira/browse/HIVE-17843?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Janaki Lahorani updated HIVE-17843:
-----------------------------------
Attachment: test_uint.parquet
> UINT32 Parquet columns are handled as signed INT32-s, silently reading
> incorrect data
> -------------------------------------------------------------------------------------
>
> Key: HIVE-17843
> URL: https://issues.apache.org/jira/browse/HIVE-17843
> Project: Hive
> Issue Type: Bug
> Reporter: Zoltan Ivanfi
> Assignee: Janaki Lahorani
> Priority: Major
> Attachments: HIVE-17843.1.patch, HIVE-17843.1.patch,
> HIVE-17843.2.patch, HIVE-17843.3.patch, HIVE-17843.4.patch,
> data_including_invalid_values.parquet, data_with_valid_values.parquet,
> test_uint.parquet
>
>
> An unsigned 32 bit Parquet column, such as
> {noformat}
> optional int32 uint_32_col (UINT_32)
> {noformat}
> is read by Hive as if it were signed, leading to incorrect results.
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