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https://issues.apache.org/jira/browse/PARQUET-596?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ryan Blue resolved PARQUET-596.
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Resolution: Duplicate
This was fixed in Hive.
> Parquet need to support empty list and empty map
> ------------------------------------------------
>
> Key: PARQUET-596
> URL: https://issues.apache.org/jira/browse/PARQUET-596
> Project: Parquet
> Issue Type: Bug
> Components: parquet-format
> Reporter: Yongzhi Chen
>
> In current hive upstream 2.1version, when hive tried to insert empty list or
> empty map to parquet table, it fails with error:
> parquet.io.ParquetEncodingException: empty fields are illegal, the field
> should be ommited completely instead
> It seems now parquet only support null value, we should find a way to support
> empty list and empty map values.
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