Hi folks, BigQuery supports reading [1] from external sources such as BigTable [2]. I was wondering if it's possible to use it to read from BigQuery in a Beam pipeline. There's no explicit argument called `external_table_definition` in `ReadFromBigQuery`.
*References* [1] https://cloud.google.com/bigquery/external-table-definition [2] https://cloud.google.com/bigquery/external-data-bigtable Sayak Paul | sayak.dev
