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Release 403 (15 Nov 2022)

General​

  • Include the amount of data read from external sources in the output of EXPLAIN ANALYZE. (#14907)
  • Improve performance of worker-to-worker data transfer encryption when fault-tolerant execution is enabled. (#14941)
  • Improve performance of aggregations when input data does not contain nulls. (#14567)
  • Fix potential failure when clients do not support variable precision temporal types. (#14950)
  • Fix query deadlock in multi-join queries where broadcast join size is underestimated. (#14948)
  • Fix incorrect results when min(x, n) or max(x, n) is used as a window function. (#14886)
  • Fix failure for certain queries involving joins over partitioned tables. (#14317)
  • Fix incorrect order of parameters in DESCRIBE INPUT when they appear in a WITH clause. (#14738)
  • Fix failure for queries involving BETWEEN predicates over varchar columns that contain temporal data. (#14954)

Security​

  • Allow access token passthrough when using OAuth 2.0 authentication with refresh tokens enabled. (#14949)

BigQuery connector​

  • Improve performance of SHOW SCHEMAS by adding a metadata cache. This can be configured with the bigquery.metadata.cache-ttl catalog property, which is disabled by default. (#14729)
  • Fix failure when a row access policy returns an empty result. (#14760)

ClickHouse connector​

  • Add mapping for the ClickHouse DateTime(timezone) type to the Trino timestamp(0) with time zone type for read-only operations. (#13541)

Delta Lake connector​

  • Fix statistics for DATE columns. (#15005)

Hive connector​

  • Avoid showing the unsupported AUTHORIZATION ROLE property in the result of SHOW CREATE SCHEMA when the access control doesn't support roles. (#8817)

Iceberg connector​

  • Improve performance and storage requirements when running the expire_snapshots table procedure on S3-compatible storage. (#14434)
  • Allow registering existing table files in the metastore with the new register_table procedure. (#13552)

MongoDB connector​

  • Add support for DELETE. (#14864)
  • Fix incorrect results when predicates over varchar and char columns are pushed into the connector and MongoDB collections have a collation specified. (#14900)

SQL Server connector​

  • Fix incorrect results when non-transactional INSERT is disabled and bulk INSERT is enabled. (#14856)

SPI​

  • Enhance ConnectorTableLayout to allow the connector to specify that multiple writers per partition are allowed. (#14956)
  • Remove deprecated methods from ConnectorPageSinkProvider. (#14959)