Error when intermedia data type is not a struct type

[liujp]

Backend

VL (Velox)

Bug description

when define an intermediate type of the uadf without Row as:

and register a UDAF signature:

but an error occurs:

Spark version

None

Spark configurations

No response

System information

No response

Relevant logs

No response

[liujp]

@marin-ma

[FelixYBW]

Is the root cause that UDF doesn't support struct?

[liujp]

Is the root cause that UDF doesn't support struct?

Multi-parameters in intermediate can be set in this way, but it is wried for users, when they want only to use a single type.
by the way, if the intermediate type is struct<XX_type>, the aggregate planNode can be transformed error.