Release 397 (21 Sep 2022)

General

• Fix incorrect parsing of invalid values in cast from varchar to timestamp. ({issue}14164)
• Fix potential incorrect results for queries with a partitioned output which doesn't depend on any column data. ({issue}14168)
• Fix EXPLAIN (TYPE IO) query failure for certain queries on empty tables. ({issue}10398)

Security

• Add support for multiple recipients with JWT authentication. ({issue}13442 )
• Fix OAuth 2.0 token refresh causing JWT authentication failure. ({issue}13575)

JDBC driver

• Fix potential memory leak when cancelling statements. ({issue}14176)

Delta Lake connector

• Rename the parquet.experimental-optimized-writer.enabled configuration property and experimental_parquet_optimized_writer_enabled session property to parquet.optimized-writer.enabled and parquet_optimized_writer_enabled, respectively. ({issue}14137)

Hive connector

• Rename the parquet.experimental-optimized-writer.enabled configuration property and experimental_parquet_optimized_writer_enabled session property to parquet.optimized-writer.enabled and parquet_optimized_writer_enabled, respectively. ({issue}14137)
• Improve performance when querying JSON data and Hive S3 Select pushdown is enabled. ({issue}14040)
• Improve planning performance when querying tables in the Glue catalog that contain a large number of columns. ({issue}14206)
• Allow reading from a partitioned table after a column's data type was changed from decimal to varchar or string. ({issue}2817)
• Fix query failure when reading from a Hive view and hive.hive-views.run-as-invoker and hive.hive-views.legacy-translation are both enabled. ({issue}14077)

Iceberg connector

• Improve performance of queries that contain predicates involving date_trunc with an hour unit on date, timestamp, or timestamp with time zone partition columns. ({issue}14161)
• Improve performance of reads after a DELETE removes all rows from a file. ({issue}14198)
• Reduce query latency when using a Glue catalog for metadata. ({issue}13875)
• Fix materialized views temporarily appearing empty when a refresh is about to complete. ({issue}14145)
• Fix potential table corruption when changing a table before it is known if committing to the Hive metastore has failed or succeeded. ({issue}14174)

SPI

• Replace DictionaryBlock constructors with a factory method. ({issue}14092)
• Replace RunLengthEncodedBlock constructors with a factory method. ({issue}14092)