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Release 373 (9 Mar 2022)

General​

  • Add Delta Lake connector. (#11296, #10897)
  • Improve query performance by reducing overhead of cluster internal communication. (#11146)
  • Handle varchar to timestamp conversion errors in try(). (#11259)
  • Add redirection awareness for DROP COLUMN task. (#11304)
  • Add redirection awareness for RENAME COLUMN task. (#11226)
  • Disallow table redirections in SHOW GRANTS statement. (#11270)
  • Allow low memory killer to abort individual tasks when retry-mode is set to TASK. This requires query.low-memory-killer.policy set to total-reservation-on-blocked-nodes. (#11129)
  • Fix incorrect results when distinct or ordered aggregation are used and spilling is enabled. (#11353)

Web UI​

  • Add CPU time, scheduled time, and cumulative memory statistics regarding failed tasks in a query. (#10754)

BigQuery connector​

  • Allow configuring view expiration time via the bigquery.view-expire-duration config property. (#11272)

Elasticsearch connector​

  • Improve performance of queries involving LIKE by pushing predicate computation to the Elasticsearch cluster. (#7994, #11308)

Hive connector​

  • Support access to S3 via a HTTP proxy. (#11255)
  • Improve query performance by better estimating partitioned tables statistics. (#11333)
  • Prevent failure for queries with the final number of partitions below HIVE_EXCEEDED_PARTITION_LIMIT. (#10215)
  • Fix issue where duplicate rows could be inserted into a partition when insert_existing_partitions_behavior was set to OVERWRITE and retry-policy was TASK. (#11196)
  • Fix failure when querying Hive views containing column aliases that differ in case only. (#11159)

Iceberg connector​

  • Support access to S3 via a HTTP proxy. (#11255)
  • Delete table data when dropping table. (#11062)
  • Fix SHOW TABLES failure when a materialized view is removed during query execution. (#10976)
  • Fix query failure when reading from information_schema.tables or information_schema.columns and a materialized view is removed during query execution. (#10976)

Oracle connector​

  • Fix query failure when performing concurrent write operations. (#11318)

Phoenix connector​

  • Prevent writing incorrect results when arrays contain null values. (#11351)

PostgreSQL connector​

  • Improve performance of queries involving LIKE by pushing predicate computation to the underlying database. (#11045)

SQL Server connector​

  • Fix incorrect results when querying SQL Server tinyint columns by mapping them to Trino smallint. (#11209)

SPI​

  • Add CPU time, scheduled time, and cumulative memory statistics regarding failed tasks in a query to query-completion events. (#10734)