product · inferred from evidence
CSV
A file format used as an alternative to Parquet for loading data into BigQuery.
- BigQuery load_table_from_dataframe mangles DATETIME values (INVALID or wrong dates)
This was a real backend limitation: Parquet uploads couldnt carry DATETIME values, so the client mapped `datetime64[ns]` to TIMESTAMP and values got mangled or forced to UTC. The BigQuery team later fixed the backend bug, but at the time th