dianfu commented on a change in pull request #13421:
URL: https://github.com/apache/flink/pull/13421#discussion_r492476885
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File path: flink-python/pyflink/table/udf.py
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@@ -421,3 +600,53 @@ def udtf(f=None, input_types=None, result_types=None,
deterministic=None, name=N
deterministic=deterministic, name=name)
else:
return _create_udtf(f, input_types, result_types, deterministic, name)
+
+
+def udaf(f: Union[Callable, UserDefinedFunction, Type] = None,
+ input_types: Union[List[DataType], DataType] = None, result_type:
DataType = None,
+ accumulator_type: DataType = None, deterministic: bool = None, name:
str = None,
+ func_type: str = "pandas") ->
Union[UserDefinedAggregateFunctionWrapper, Callable]:
Review comment:
What about making the default value as `general`?
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