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https://issues.apache.org/jira/browse/HIVE-149?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13283844#comment-13283844
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Edward Capriolo commented on HIVE-149:
--------------------------------------
It is generic. It supports everything reasonable it seems.
{noformat}
if (!ObjectInspectorUtils.compareSupported(oi)) {
throw new UDFArgumentTypeException(parameters.length - 1,
"Cannot support comparison of map<> type or complex type containing
map<>.");
}
{noformat}
> Aggregate functions MIN and MAX should support all types
> --------------------------------------------------------
>
> Key: HIVE-149
> URL: https://issues.apache.org/jira/browse/HIVE-149
> Project: Hive
> Issue Type: Improvement
> Components: UDF
> Reporter: YihueyChyi
> Assignee: David Phillips
> Priority: Critical
>
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