[jira] [Created] (FLINK-15610) How to achieve the udf that the number of return column is uncertain

[Shang Yuanchun (Jira)]

hehuiyuan created FLINK-15610:
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             Summary: How to achieve the udf that the number of return column is uncertain
                 Key: FLINK-15610
                 URL: https://issues.apache.org/jira/browse/FLINK-15610
             Project: Flink
          Issue Type: Wish
          Components: Table SQL / API
            Reporter: hehuiyuan






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