cona-bear commented on issue #36026:
URL: https://github.com/apache/beam/issues/36026#issuecomment-3248436103
> Hmmm looks like Beam is unable to infer the PCollection schema from
`beam.Map(lambda x: Row(**x))` and is expecting you to explicitly define the
schema.
>
> Can you try adding the following?
>
> from apache_beam.typehints.row_type import RowTypeConstraint
> ...
>
> | "ToRow" >> beam.Map(lambda x:
Row(**x)).with_output_types(RowTypeConstraint.from_fields(
> [('id', str),
> ('name', str),
> ('value', int)])
> ...
@ahmedabu98 Thanks for replying. Well, I'm actually looking for auto-detect
schema feature which is in BigQuery I/O connector.. Is there any easier way
that I can do without defining schema for managed I/O? basically, I'd like to
remove "Map" in the code if possible.
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