Skip to main content

Release 401 (26 Oct 2022)

General​

  • Add support for using path-style access for all requests to S3 when using fault-tolerant execution with exchange spooling. This can be enabled with the exchange.s3.path-style-access configuration property. (#14655)
  • Add support for table functions in file-based access control. (#13713)
  • Add output buffer utilization distribution to EXPLAIN ANALYZE VERBOSE. (#14596)
  • Add operator blocked time distribution to EXPLAIN ANALYZE VERBOSE. (#14640)
  • Improve performance and reliability of INSERT and MERGE. (#14553)
  • Fix query failure caused by a com.google.common.base.VerifyException: cannot unset noMoreSplits error. (#14668)
  • Fix underestimation of CPU usage and scheduled time statistics for joins in EXPLAIN ANALYZE. (#14572)

Cassandra connector​

  • Upgrade minimum required Cassandra version to 3.0. (#14562)

Delta Lake connector​

  • Add support for writing to tables with Delta Lake writer protocol version 4. This does not yet include support for change data feeds or generated columns. (#14573 )
  • Add support for writes on Google Cloud Storage. (#12264)
  • Avoid overwriting the reader and writer versions when executing a COMMENT or ALTER TABLE ... ADD COLUMN statement. (#14611)
  • Fix failure when listing tables from the Glue metastore and one of the tables has no properties. (#14577)

Hive connector​

  • Add support for IBM Cloud Object Storage. (#14625)
  • Allow creating tables with an Avro schema literal using the new table property avro_schema_literal. (#14426)
  • Fix potential query failure or incorrect results when reading from a table with the avro.schema.literal Hive table property set. (#14426)
  • Fix failure when listing tables from the Glue metastore and one of the tables has no properties. (#14577)

Iceberg connector​

  • Improve performance of the remove_orphan_files table procedure. (#13691)
  • Fix query failure when analyzing a table that contains a column with a non-lowercase name. (#14583)
  • Fix failure when listing tables from the Glue metastore and one of the tables has no properties. (#14577)

Kafka connector​

  • Add support for configuring the prefix for internal column names with the kafka.internal-column-prefix catalog configuration property. The default value is _ to maintain current behavior. (#14224)

MongoDB connector​

  • Add query table function for query pass-through to the connector. (#14535)

MySQL connector​

Pinot connector​

  • Fix failure when executing SHOW CREATE TABLE. (#14071)

PostgreSQL connector​

SQL Server connector​

SPI​

  • Add stage output buffer distribution to EventListener. (#14638)