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https://issues.apache.org/jira/browse/HIVE-23769?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17152016#comment-17152016
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Karen Coppage commented on HIVE-23769:
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[~arman1371] I don't think implicit casting from int to boolean is supported in
Hive, according to the wiki:
https://cwiki.apache.org/confluence/display/Hive/LanguageManual+Types#LanguageManualTypes-AllowedImplicitConversions
> kafka-handler casting int to bool not work
> ------------------------------------------
>
> Key: HIVE-23769
> URL: https://issues.apache.org/jira/browse/HIVE-23769
> Project: Hive
> Issue Type: Bug
> Components: kafka integration
> Affects Versions: 3.1.0
> Reporter: Arman Yazdani
> Priority: Major
>
> The hive kafka-handler casts all integer values to false for {{JsonSerDe}} if
> field type is boolean.
> for example if the value in kafka topic be "0" or "1", for both of them the
> select value of hive kafka-handler external table is false.
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