[jira] [Created] (FLINK-31707) Constant string cannot be used as input arguments of Pandas UDAF

["Dian Fu (Jira)" <ji...@apache.org>]

Dian Fu created FLINK-31707:
-------------------------------

             Summary: Constant string cannot be used as input arguments of Pandas UDAF
                 Key: FLINK-31707
                 URL: https://issues.apache.org/jira/browse/FLINK-31707
             Project: Flink
          Issue Type: Bug
          Components: API / Python
            Reporter: Dian Fu
            Assignee: Dian Fu


It will throw exceptions as following when using constant strings in Pandas UDAF:
{code}
E                       raise ValueError("field_type %s is not supported." % field_type)
E                   ValueError: field_type type_name: CHAR
E                   char_info {
E                     length: 3
E                   }
E                    is not supported.
{code}



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