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Posted to issues@calcite.apache.org by "Ian Bertolacci (Jira)" <ji...@apache.org> on 2023/05/24 19:59:00 UTC

[jira] [Commented] (CALCITE-5722) Sarg.isComplementedPoints fails with anti-points which are equal under `compareTo` but not `equals`

    [ https://issues.apache.org/jira/browse/CALCITE-5722?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17725940#comment-17725940 ] 

Ian Bertolacci commented on CALCITE-5722:
-----------------------------------------

I don't seem to be in the proper group to assign this to myself.
I have already put up a PR to fix this: https://github.com/apache/calcite/pull/3224

> Sarg.isComplementedPoints fails with anti-points which are equal under `compareTo` but not `equals`
> ---------------------------------------------------------------------------------------------------
>
>                 Key: CALCITE-5722
>                 URL: https://issues.apache.org/jira/browse/CALCITE-5722
>             Project: Calcite
>          Issue Type: Bug
>    Affects Versions: 1.34.0
>            Reporter: Ian Bertolacci
>            Priority: Minor
>
> Example:
> {code:java}
> final Sarg<BigDecimal> badComplimentPointsSarg =
>   Sarg.of(
>     RexUnknownAs.UNKNOWN,
>     TreeRangeSet.create(
>       Arrays.asList(
>         // Create anti-point around 1, with different scales
>         Range.lessThan(new BigDecimal("1")),
>         Range.greaterThan(new BigDecimal("1.00000000000"))
>       )
>     )
>   );
> assertThat(badComplimentPointsSarg.isComplementedPoints(), is(true));
> {code}
> will fail.
> This is because [RangeSets.isPoints uses direct equality and not `Comparable.compareTo` equality|https://github.com/apache/calcite/blob/main/core/src/main/java/org/apache/calcite/util/RangeSets.java#LL132C1-L133C1]
> The values {{`1`}} and {{`1.00000000000`}} are not equal under `BigDecimal.equals` but are equal under `BigDecimal.compareTo`.



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