Today the ADBC Drivers Contributors released updated drivers for BigQuery and Oracle Database, available immediately via dbc. To update, just dbc install [bigquery|oracle] to get the latest version1.

Updated Drivers

BigQuery driver version 1.12.0

  • Make option names more consistent (allow bigquery.foo in addition to adbc.bigquery.sql.foo)
  • Add query statistics to the schema metadata of the result
  • Implement GetStatistics
  • Add the SRID to returned GeoArrow metadata
  • Allow binding Arrow time[ns] values by truncating
  • Auto-detect the credential type from JSON credentials
  • Improve error handling around authentication
  • Handle dry-run queries properly instead of erroring

Oracle Database driver version 0.6.0

The default execution mode will become batch in the next minor version (v0.7.0) and the row option will be removed the following minor version (v0.8.0).

  • Support querying/bulk ingesting interval types
  • Support retrieving the value of OUT bind parameters as columns of the result set
  • Add an option to control the Arrow type of NUMBER types without a precision/scale
  • Support querying and ingesting SDO_GEOMETRY columns as GeoArrow extension types
  • Retrieve the result of DBMS_SQL.RETURN_RESULT
  • Allow setting various options on initial connection

To learn more about how to use the drivers, check out the documentation and quickstarts.

Bug reports and feature requests are welcome at the repositories linked above. You can also start a Discussion on GitHub or join the Columnar Community Slack.

  1. For the Oracle Database driver, you will need to log in with dbc auth login first. ↩