Very interesting. Would you mind mentioning which external table format you were using? Iceberg by any chance? I wonder if there wasn't a middle-ground that co

Very interesting. Would you mind mentioning which external table format you were using? Iceberg by any chance? I wonder if there wasn't a middle-ground that could still utilize DuckDB or similar. You still rely on BQ to deliver the subset of data needed, and then rely on DuckDB to do the "last-mile" analytics: grouping, filtering, ordering, etc...?