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https://issues.apache.org/jira/browse/PARQUET-1403?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Uwe L. Korn moved ARROW-3112 to PARQUET-1403:
---------------------------------------------
Affects Version/s: (was: 0.10.0)
cpp-1.4.0
Component/s: (was: Python)
parquet-cpp
Workflow: patch-available, re-open possible (was: jira)
Key: PARQUET-1403 (was: ARROW-3112)
Project: Parquet (was: Apache Arrow)
> Can't save a df using Parquet if using float16
> ----------------------------------------------
>
> Key: PARQUET-1403
> URL: https://issues.apache.org/jira/browse/PARQUET-1403
> Project: Parquet
> Issue Type: Bug
> Components: parquet-cpp
> Affects Versions: cpp-1.4.0
> Reporter: Naor Volkovich
> Priority: Major
>
> When trying to save a Pandas DF using "to_parquet" when that DF has a column
> with a dtype of float16, I get the error:
> "pyarrow.lib.ArrowNotImplementedError: Unhandled type for Arrow to Parquet
> schema conversion: halffloat"
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