Release 424 (17 Aug 2023)#
General#
JDBC driver#
- Add the number of bytes that have been written to the query results response. (#18651) 
Delta Lake connector#
- Remove the legacy Parquet reader, along with the - parquet.optimized-reader.enabledand- parquet.optimized-nested-reader.enabledconfiguration properties. (#18639)
Hive connector#
- Improve performance for line-oriented Hive formats. (#18703) 
- Improve performance of reading JSON files. (#18709) 
- Remove the legacy Parquet reader, along with the - parquet.optimized-reader.enabledand- parquet.optimized-nested-reader.enabledconfiguration properties. (#18639)
- Fix incorrect reporting of written bytes for uncompressed text files, which prevented the - target_max_file_sizesession property from working. (#18701)
Hudi connector#
- Remove the legacy Parquet reader, along with the - parquet.optimized-reader.enabledand- parquet.optimized-nested-reader.enabledconfiguration properties. (#18639)
Iceberg connector#
- Add support for - CASCADEoption in- DROP SCHEMAstatements. (#18689)
- Remove the legacy Parquet reader, along with the - parquet.optimized-reader.enabledand- parquet.optimized-nested-reader.enabledconfiguration properties. (#18639)
- Fix potential incorrect query results when a query involves a predicate on a - timestamp with time zonecolumn. (#18588)
Memory connector#
- Add support for - CASCADEoption in- DROP SCHEMAstatements. (#18668)
PostgreSQL connector#
- Add support for - CASCADEoption in- DROP SCHEMAstatements. (#18663)
- Remove support for Postgres versions older than version 11. (#18696) 
SPI#
- Introduce the - getNewTableWriterScalingOptionsand- getInsertWriterScalingOptionsmethods to- ConnectorMetadata, which enable connectors to limit writer scaling. (#18561)