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https://issues.apache.org/jira/browse/HIVE-13005?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15133271#comment-15133271
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Sergey Shelukhin commented on HIVE-13005:
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Hmm... it's surprising that anything has ever worked if this is the case.
> CBO: Calcite Operator To Hive Operator (Calcite Return Path): RexNode
> convert(ExprNodeConstantDesc literal) decimal support bug
> --------------------------------------------------------------------------------------------------------------------------------
>
> Key: HIVE-13005
> URL: https://issues.apache.org/jira/browse/HIVE-13005
> Project: Hive
> Issue Type: Sub-task
> Components: CBO
> Reporter: Hari Sankar Sivarama Subramaniyan
> Assignee: Hari Sankar Sivarama Subramaniyan
> Attachments: HIVE-13005.1.patch
>
>
> HIVE-8064 seems to have introduced this code in RexNodeConverter::convert(),
> but the parameters look like they are wrongly passed :
> {code}
> RelDataType relType =
> cluster.getTypeFactory().createSqlType(SqlTypeName.DECIMAL,
> bd.scale(), unscaled.toString().length());
> {code}
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