Release 373 (9 Mar 2022)

General

• Add {doc}/connector/delta-lake. ({issue}11296, {issue}10897)
• Improve query performance by reducing overhead of cluster internal communication. ({issue}11146)
• Handle varchar to timestamp conversion errors in {func}try. ({issue}11259)
• Add redirection awareness for DROP COLUMN task. ({issue}11304)
• Add redirection awareness for RENAME COLUMN task. ({issue}11226)
• Disallow table redirections in SHOW GRANTS statement. ({issue}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. ({issue}11129)
• Fix incorrect results when distinct or ordered aggregation are used and spilling is enabled. ({issue}11353)

Web UI

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

BigQuery connector

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

Elasticsearch connector

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

Hive connector

• Support access to S3 via a HTTP proxy. ({issue}11255)
• Improve query performance by better estimating partitioned tables statistics. ({issue}11333)
• Prevent failure for queries with the final number of partitions below HIVE_EXCEEDED_PARTITION_LIMIT. ({issue}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. ({issue}11196)
• Fix failure when querying Hive views containing column aliases that differ in case only. ({issue}11159)

Iceberg connector

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

Oracle connector

• Fix query failure when performing concurrent write operations. ({issue}11318)

Phoenix connector

• Prevent writing incorrect results when arrays contain null values. ({issue}11351)

PostgreSQL connector

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

SQL Server connector

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

SPI

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