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https://issues.apache.org/jira/browse/CALCITE-5348?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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shampoo liu updated CALCITE-5348:
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Attachment: (was: image-2022-10-26-20-38-36-332.png)
> The defaultNullCollation configuration can't take effect for over
> -----------------------------------------------------------------
>
> Key: CALCITE-5348
> URL: https://issues.apache.org/jira/browse/CALCITE-5348
> Project: Calcite
> Issue Type: Bug
> Components: core
> Affects Versions: 1.32.0
> Reporter: shampoo liu
> Priority: Major
>
> The convertSortExpression in SqlToRelConverter.convertOver was changed to
> bb::sortToRex and the bb::sortToRex didn't read
> validator().config().defaultNullCollation()
> !image-2022-10-26-20-38-36-332.png!
> [https://github.com/apache/calcite/blob/c945b7f49b99538748c871557f6ac80957be2b6e/core/src/main/java/org/apache/calcite/sql2rel/SqlToRelConverter.java#L2247]
>
> Also, the test case can't check the NullCollation in over at
> org.apache.calcite.test.SqlToRelConverterTest#testUserDefinedOrderByOver
>
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