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https://issues.apache.org/jira/browse/HIVE-8575?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14181693#comment-14181693
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Sergey Shelukhin commented on HIVE-8575:
----------------------------------------
Actually it looks like many more tests fail w/CBO due to similar exceptions.
> CBO: decimal_udf is broken by recent changes (and other tests have type
> changes)
> --------------------------------------------------------------------------------
>
> Key: HIVE-8575
> URL: https://issues.apache.org/jira/browse/HIVE-8575
> Project: Hive
> Issue Type: Bug
> Components: CBO
> Reporter: Sergey Shelukhin
> Assignee: Laljo John Pullokkaran
> Priority: Critical
>
> Seems like unqualified integral values went from ints to bigints
> {noformat}
> EXPLAIN SELECT histogram_numeric(key, 3) FROM DECIMAL_UDF
> org.apache.hadoop.hive.ql.exec.UDFArgumentTypeException: Only an integer
> argument is accepted as parameter 2, but bigint was passed instead.
> at
> org.apache.hadoop.hive.ql.udf.generic.GenericUDAFHistogramNumeric.getEvaluator(GenericUDAFHistogramNumeric.java:103)
> at
> org.apache.hadoop.hive.ql.udf.generic.AbstractGenericUDAFResolver.getEvaluator(AbstractGenericUDAFResolver.java:47)
> at
> org.apache.hadoop.hive.ql.exec.FunctionRegistry.getGenericUDAFEvaluator(FunctionRegistry.java:1143)
> at
> org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.getGenericUDAFEvaluator(SemanticAnalyzer.java:3717)
> at
> org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.genGroupByPlanMapGroupByOperator(SemanticAnalyzer.java:4392)
> ... snip
> {noformat}
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