Release 426 (5 Sep 2023)#
General#
- Add support for - SET SESSION AUTHORIZATIONand- RESET SESSION AUTHORIZATION. (#16067)
- Add support for automatic type coercion when creating tables. (#13994) 
- Improve performance of aggregations over decimal values. (#18868) 
- Fix event listener incorrectly reporting output columns for - UPDATEstatements with subqueries. (#18815)
- Fix failure when performing an outer join involving geospatial functions in the join clause. (#18860) 
- Fix failure when querying partitioned tables with a - WHEREclause that contains lambda expressions. (#18865)
- Fix failure for - GROUP BYqueries over- mapand- arraytypes. (#18863)
Security#
- Fix authentication failure with OAuth 2.0 when authentication tokens are larger than 4 KB. (#18836) 
Delta Lake connector#
- Add support for the - TRUNCATE TABLEstatement. (#18786)
- Add support for the - CASCADEoption in- DROP SCHEMAstatements. (#18333)
- Add support for Databricks 13.3 LTS. (#18888) 
- Fix writing an incorrect transaction log for partitioned tables with an - idor- namecolumn mapping mode. (#18661)
Hive connector#
- Add the - hive.metastore.thrift.batch-fetch.enabledconfiguration property, which can be set to- falseto disable batch metadata fetching from the Hive metastore. (#18111)
- Fix - ANALYZEfailure when row count stats are missing. (#18798)
- Fix the - hive.target-max-file-sizeconfiguration property being ignored when writing to sorted tables. (#18653)
- Fix query failure when reading large SequenceFile, RCFile, or Avro files. (#18837) 
Iceberg connector#
- Fix the - iceberg.target-max-file-sizeconfiguration property being ignored when writing to sorted tables. (#18653)
SPI#
- Remove the deprecated - ConnectorMetadata#dropSchema(ConnectorSession session, String schemaName)method. (#18839)