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Release 435 (13 Dec 2023)

General​

  • Add support for the json_table table function. (#18017)
  • Reduce coordinator memory usage. (#20018, #20022)
  • Increase reliability and memory consumption of inserts. (#20040)
  • Fix incorrect results for LIKE with some strings containing repeated substrings. (#20089)
  • Fix coordinator memory leak. (#20023)
  • Fix possible query failure for MERGE queries when retry-policy set to TASK and query.determine-partition-count-for-write-enabled set to true. (#19979)
  • Prevent hanging query processing with retry.policy set to TASK when a worker node died. (#18603 )
  • Fix query failure when reading array columns. (#20065)

Delta Lake connector​

  • ⚠️ Breaking change: Remove support for registering external tables with CREATE TABLE and the location table property. Use the register_table procedure as replacement. The property delta.legacy-create-table-with-existing-location.enabled is also removed. (#17016)
  • Improve query planning performance on Delta Lake tables. (#19795)
  • Ensure AWS access keys are used for connections to the AWS Security Token Service. (#19982)
  • Reduce memory usage for inserts into partitioned tables. (#19649)
  • Improve reliability when reading from GCS. (#20003)
  • Fix failure when reading ORC data. (#19935)

Elasticsearch connector​

  • Ensure certificate validation is skipped when elasticsearch.tls.verify-hostnames is false. (#20076)

Hive connector​

  • Add support for columns that changed from integer types to decimal type. (#19931)
  • Add support for columns that changed from date to varchar type. (#19500)
  • Rename presto_version table property to trino_version. (#19967)
  • Rename presto_query_id table property to trino_query_id. (#19967)
  • Ensure AWS access keys are used for connections to the AWS Security Token Service. (#19982)
  • Improve query planning time on Hive tables without statistics. (#20034)
  • Reduce memory usage for inserts into partitioned tables. (#19649)
  • Improve reliability when reading from GCS. (#20003)
  • Fix failure when reading ORC data. (#19935)

Hudi connector​

  • Ensure AWS access keys are used for connections to the AWS Security Token Service. (#19982)
  • Improve reliability when reading from GCS. (#20003)
  • Fix failure when reading ORC data. (#19935)

Iceberg connector​

  • Fix incorrect removal of statistics files when executing remove_orphan_files. (#19965)
  • Ensure AWS access keys are used for connections to the AWS Security Token Service. (#19982)
  • Improve performance of metadata queries involving materialized views. (#19939)
  • Reduce memory usage for inserts into partitioned tables. (#19649)
  • Improve reliability when reading from GCS. (#20003)
  • Fix failure when reading ORC data. (#19935)

Ignite connector​

  • Improve performance of queries involving OR with IS NULL, IS NOT NULL predicates, or involving NOT expression by pushing predicate computation to the Ignite database. (#19453)

MongoDB connector​

  • Allow configuration to use local scheduling of MongoDB splits with mongodb.allow-local-scheduling. (#20078)

SQL Server connector​

  • Fix incorrect results when reading dates between 1582-10-05 and 1582-10-14. (#20005)