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Comet writer doesnt support INSERT OVERWRITE #2957

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Comet writer doesnt support INSERT OVERWRITE#2957
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peterxcli
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area:writerNative Parquet writerbugSomething isn't workingpriority:mediumFunctional bugs, performance regressions, broken features

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@comphead
comphead
opened on Dec 22, 2025

Describe the bug

Comet falls back to Spark however it should also understand Spark SQL writes like

INSERT OVERWRITE DIRECTORY 'dir'
USING PARQUET
SELECT /*+ REPARTITION(90) */ something
FROM df;

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Expected behavior

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area:writerNative Parquet writerbugSomething isn't workingpriority:mediumFunctional bugs, performance regressions, broken features

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