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https://issues.apache.org/jira/browse/CALCITE-2772?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Julian Hyde updated CALCITE-2772:
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Summary: Support varargs for user-defined functions (UDFs) (was: Support
variable parameter for udf)
> Support varargs for user-defined functions (UDFs)
> -------------------------------------------------
>
> Key: CALCITE-2772
> URL: https://issues.apache.org/jira/browse/CALCITE-2772
> Project: Calcite
> Issue Type: Improvement
> Components: core
> Reporter: pengzhiwei
> Assignee: pengzhiwei
> Priority: Major
>
> Currently,calcite does not support variable parameter for UDF as the case
> shown below:
> {code:java}
> public class ConcatWs {
> public String eval(String sep, String... strs) {...}
> }{code}
> However,it much common for user who writes udf.
>
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