Liu Liu created FLINK-40436:
-------------------------------
Summary: Add UDAF support to DataFrame API
Key: FLINK-40436
URL: https://issues.apache.org/jira/browse/FLINK-40436
Project: Flink
Issue Type: Sub-task
Components: API / Python
Reporter: Liu Liu
Add user-defined aggregate-function support:
{code:java}
def udaf(
func=None,
*,
return_dtype=None,
accumulator_type=None,
func_type="general",
deterministic=True,
name=None,
) -> DataFrameUDAFWrapper {code}
{{}}
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