product · inferred from evidence
Parquet
A file format used for serializing DataFrames, which could not carry DATETIME values in this context.
- Parquet queries stop returning results after refresh on Windows
If your Parquet-backed SQL queries in Observable Framework work at first but return no results after a refresh on Windows, it is the framework's aggressive file-attachment cache, not your query. This is a Windows-specific caching problem wi
- BigQuery load_table_from_dataframe mangles DATETIME values (INVALID or wrong dates)
What this covers: Uploading a pandas DataFrame with a datetime column (e.g. The fix that worked: This was a real backend limitation: Parquet uploads couldnt carry DATETIME values, so the client mapped `datetime64[ns]` to TIMESTAMP and value