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  1. Flink
  2. FLINK-15588

check registered udf via catalog API cannot be a scala inner class

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    • Type: Improvement
    • Status: Open
    • Priority: Major
    • Resolution: Unresolved
    • Affects Version/s: None
    • Fix Version/s: 1.11.0
    • Component/s: Table SQL / API
    • Labels:
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      Description

      scala inner class cannot be instantiated via reflection directly. thus they cannot be catalog functions stored as full class name. 

      we should check that in catalog API to make sure we remind users of it with proper error messages

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            • Assignee:
              Unassigned
              Reporter:
              phoenixjiangnan Bowen Li
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              • Created:
                Updated: